{"product":{"catalog_id":"002ffc31-8558-4e91-92c1-a73f82416270","is_eligible_search":true,"is_eligible_checkout":false,"item_id":"f13b285f-a6af-4cb4-9d78-405d71ca4e85","title":"Fine Tube-Insert Chain","description":"This fine tube-insert chain necklace is crafted from brass and features a curved tube-shaped pendant with a polished finish. It includes an adjustable extender chain and lobster clasp for a custom fit, and measures 18 inches (45.5 cm) in total length. Designed as a delicate necklace for accessory wear.","url":"https://www.simons.ca/en/women-accessories/jewellery/necklaces/fine-tube-insert-chain--17996-225112?colourId=0","brand":"Simons","condition":"new","product_category":"women accessories > jewellery > necklaces","material":"Gold finish: Gold plated brass; Silver finish: Brass","age_group":"adult","image_url":"https://imagescdn.simons.ca/images/17996/225112/7/A1_2.jpg","additional_image_urls":[],"images":[{"id":"img-1784703002483-0","url":"https://imagescdn.simons.ca/images/17996/225112/7/A1_2.jpg","alt_text":"Fine tube-insert chain product image (primary)","position":1,"attributes":{"other":{"summary":"Studio product photo on a plain light background with soft top lighting; necklace centered and fully visible with minimal shadows.","observations":[{"key":"Background","kind":"feature","value":"Uniform pale neutral background with no visible props or packaging.","regions":[],"evidence_status":"direct"},{"key":"Shot composition","kind":"feature","value":"Necklace arranged in an open loop occupying the vertical center of the frame, pendant centered near the lower third and clasp at the top center.","regions":[],"evidence_status":"direct"},{"key":"Lighting quality","kind":"feature","value":"Even diffuse studio lighting with soft shadows and small specular highlights on metal surfaces.","regions":[],"evidence_status":"direct"},{"key":"Image quality","kind":"feature","value":"High resolution, sharp focus on pendant and clasp, minimal noise.","regions":[],"evidence_status":"direct"}]},"colors":[{"name":"polished silver","part":"pendant","regions":[{"x":0.445,"y":0.78,"width":0.11,"height":0.075,"confidence":"high"}],"subject":"product","description":"Polished reflective metallic silver finish with bright highlights and mid-tone reflections.","sampled_hex":"#C5C3BE","estimated_hex":"#C0C0C0"},{"name":"silver","part":"chain and clasp","regions":[{"x":0.425,"y":0.04,"width":0.15,"height":0.08,"confidence":"high"},{"x":0.2,"y":0.18,"width":0.6,"height":0.6,"confidence":"medium"}],"subject":"product","description":"Thin metallic silver matching the pendant with small specular highlights along the link line and on the clasp and extender links.","estimated_hex":"#BFC1C3"}],"product":{"summary":"Fine silver-toned delicate chain necklace with a small curved tube-shaped metal pendant and a lobster clasp with an extender chain visible at the top.","observations":[{"key":"Pendant shape","kind":"feature","value":"Single small curved tube-shaped metal pendant with a smooth reflective surface, positioned at the lower center of the necklace.","regions":[{"x":0.445,"y":0.78,"width":0.11,"height":0.075,"confidence":"high"}],"evidence_status":"direct"},{"key":"Chain style","kind":"feature","value":"Very fine, thin metallic link chain forming a continuous loop from left to right, visible as delicate, slightly textured line segments.","regions":[{"x":0.2,"y":0.18,"width":0.6,"height":0.72,"confidence":"medium"}],"evidence_status":"direct"},{"key":"Clasp and extender","kind":"feature","value":"Lobster-style clasp with an attached short extender chain composed of several round links and a small tubular end bead, located at the top center of the image.","regions":[{"x":0.425,"y":0.04,"width":0.15,"height":0.08,"confidence":"high"}],"evidence_status":"direct"},{"key":"Surface finish","kind":"feature","value":"Highly reflective polished metal finish on the pendant and metal chain components producing small highlights and subtle reflected shapes.","regions":[],"evidence_status":"direct"},{"key":"Shadow under pendant","kind":"feature","value":"Soft elliptical shadow cast below the pendant on the background surface, indicating directional studio lighting from above.","regions":[{"x":0.455,"y":0.845,"width":0.09,"height":0.03,"confidence":"high"}],"evidence_status":"direct"}]},"packaging":{"observations":[]},"schema_version":2,"coordinate_space":{"units":"normalized","origin":"top_left"}},"variant_ids":["4335439","4335440"]}],"price":"19 CAD","sale_price":"19 CAD","availability":"in_stock","listing_has_variations":"true","variants":[{"sku":"4335439","url":"https://www.simons.ca/en/women-accessories/jewellery/necklaces/fine-tube-insert-chain--17996-225112?colourId=7","image":{"id":"img-variant-4335439","url":"https://imagescdn.simons.ca/images/17996/225112/7/A1_2.jpg","alt_text":"Fine tube-insert chain - Silver - ONE SIZE variant image","position":1,"variant_ids":["4335439"]},"price":{"value":19,"currency":"CAD"},"title":"Fine Tube-Insert Chain - Silver - One Size","option1":"Silver","option2":"ONE SIZE","image_url":"https://imagescdn.simons.ca/images/17996/225112/7/A1_2.jpg","variant_id":"4335439","availability":"in_stock"},{"sku":"4335440","url":"https://www.simons.ca/en/women-accessories/jewellery/necklaces/fine-tube-insert-chain--17996-225112?colourId=77","image":{"id":"img-variant-4335440","url":"https://imagescdn.simons.ca/images/17996/225112/7/A1_2.jpg","alt_text":"Fine tube-insert chain - Assorted - ONE SIZE variant image","position":2,"variant_ids":["4335440"]},"price":{"value":19,"currency":"CAD"},"title":"Fine Tube-Insert Chain - Assorted - One Size","option1":"Assorted","option2":"ONE SIZE","image_url":"https://imagescdn.simons.ca/images/17996/225112/77/A1_2.jpg","variant_id":"4335440","availability":"in_stock"}],"item_group_title":"Fine Tube-Insert Chain","size_system":"US","gender":"female","is_digital":"false","q_and_a":[{"a":"Brass naturally tarnishes over time due to exposure to air and moisture, especially with daily wear. To maintain its appearance, we recommend wiping it with a soft cloth after each use, storing it in a dry place, and occasionally polishing with a brass cleaner. The necklace does not have a protective coating mentioned, so tarnishing may occur.","q":"How well does the brass finish resist tarnishing with daily wear? Does it require special care?"}],"target_countries":"US","canonical_url":"https://www.simons.ca/en/women-accessories/jewellery/necklaces/fine-tube-insert-chain--17996-225112?colourId=0","deep_research":{"dimensions":{"brass_patina_and_aging":{"title":"How brass jewelry ages and develops patina","entries":{"lacquer_avoidance":"Applying clear lacquer to prevent tarnish is counterproductive on a brass chain: lacquer wears unevenly at friction points, resulting in patchy aging that looks worse than honest patina; polishing is the recommended alternative.","green_skin_mark_risk":"Brass can leave a faint green mark on skin from copper salts formed by sweat, but the residue is harmless, washes off with soap, and a necklace typically causes far less of it than a ring because it hangs on fabric rather than sitting tight against damp skin.","fully_reversible_shine":"Unlike permanent discoloration, brass patina is fully reversible: a quick rub with a polishing cloth strips the oxide layer and restores the original bright gold, allowing the necklace to shift between aged and polished looks indefinitely.","solid_alloy_construction":"Because brass is a solid alloy of roughly two-thirds copper and one-third zinc, there is no plating to wear through — scratches simply expose more brass, so the necklace never reveals a different base metal at high-friction points like the clasp or extender chain.","two_tone_polishing_depth":"Selectively polishing only the raised edges — such as the clasp head and tube-insert ridges — while leaving the recesses dark quickly produces a two-tone depth that mimics antique jewelry and is achievable at home with a cloth.","bright_gold_to_amber_patina":"Within months of wear, the brass surface transitions from bright gold to softer honey, deeper amber, and eventually dark bronze-brown — a natural oxide film measured in atoms that gives the necklace its vintage character without corroding the metal.","personalized_aging_patterns":"No two brass pieces develop the same patina — body chemistry, climate, and friction patterns from clothing create a one-of-a-kind surface that reflects the wearer’s daily routine rather than a uniform factory finish."},"entry_quotes":{"lacquer_avoidance":[{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"Don't seal brass with clear lacquer to stop patina. Lacquer wears off unevenly at friction points, and the patchy aging that follows looks far worse than honest, even color change. If you want a bright piece, polish it — don't coat it."}],"green_skin_mark_risk":[{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"Yes — brass can leave a faint green ring on skin. Copper reacts with sweat to form copper salts, and those salts are green. The mark is harmless, washes off with soap"},{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"Pendants swing on fabric."}],"fully_reversible_shine":[{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"brass patina is fully reversible at home. A brass polishing cloth takes the metal back to bright gold in a couple of minutes."}],"solid_alloy_construction":[{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"Brass jewelry is an alloy of roughly two-thirds copper and one-third zinc, and unlike plated metals it has nothing to wear through: the color runs all the way to the core"},{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"a deep scratch just exposes more brass — there's no plating to breach"}],"two_tone_polishing_depth":[{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"Polishing only the raised details — a clasp head, a lion's mane — while leaving the recesses dark gives brass a two-tone depth that fresh-from-the-factory pieces don't have."}],"bright_gold_to_amber_patina":[{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"Fresh brass is bright, brassy gold. Give it a few months of air, skin oil, and weather, and the surface deepens — first to a softer honey tone, then toward amber, and eventually a dark bronze-brown."},{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"It's a surface film measured in atoms, not rust eating the metal."}],"personalized_aging_patterns":[{"url":"https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","quote":"What makes brass patina worth having is that no two develop alike. Your body chemistry, your climate, even which side of the chain rubs your jeans — all of it writes into the surface."}]},"entry_sources":{"lacquer_avoidance":["https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin"],"green_skin_mark_risk":["https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin","https://boerajewelry.com/does-brass-jewelry-turn-skin-green/"],"fully_reversible_shine":["https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin"],"solid_alloy_construction":["https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin"],"two_tone_polishing_depth":["https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin"],"bright_gold_to_amber_patina":["https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin"],"personalized_aging_patterns":["https://www.bikerringshop.com/blogs/jewelry/brass-jewelry-tarnish-patina-green-skin"]}},"extender_chain_versatility":{"title":"How the adjustable extender changes the fit","entries":{"layering_control":"An adjustable extender is the core tool for building layered necklace stacks, letting you fine-tune the spacing between strands — so this 18-inch chain can float precisely between a 16-inch choker and a 22-inch pendant, achieving the polished, tiered look that dominates contemporary jewelry without additional chains.","extender_length_range":"Chain extenders on standard 18-inch necklaces like this one conventionally add 1–3 inches, enabling the chain to slide from a high collarbone choker to the lower bust — effectively two distinct necklaces in one, eliminating the guesswork of choosing a single fixed length."},"entry_quotes":{"layering_control":[{"url":"https://s-kin.com.au/blogs/s-kin-studio-diaries/how-do-necklace-extenders-work-guide-to-extension-chains","quote":"If you've ever seen any of our iconic necklace stacks, the secret behind their perfectly balanced lengths is the trusty necklace extension chain."},{"url":"https://s-kin.com.au/blogs/s-kin-studio-diaries/how-do-necklace-extenders-work-guide-to-extension-chains","quote":"The extension chains allow her to space her necklaces out a bit more to suit her deep scoop neck top and extenuate her décolletage."}],"extender_length_range":[{"url":"https://www.ootbjewelry.com/chain-extenders-for-jewelry/","quote":"Standard Necklaces (16-18 inches) | 1-3 inches (2.5−7.5 cm). This provides a little extra space, without changing the style."},{"url":"https://s-kin.com.au/blogs/s-kin-studio-diaries/how-do-necklace-extenders-work-guide-to-extension-chains","quote":"A standard necklace is typically 18 inches or 45cm long. This necklace length is commonly the most versatile and suitable for everyday wear no matter what you are wearing."}]},"entry_sources":{"layering_control":["https://s-kin.com.au/blogs/s-kin-studio-diaries/how-do-necklace-extenders-work-guide-to-extension-chains"],"extender_length_range":["https://www.ootbjewelry.com/chain-extenders-for-jewelry/","https://s-kin.com.au/blogs/s-kin-studio-diaries/how-do-necklace-extenders-work-guide-to-extension-chains"]}},"budget_brass_necklace_value":{"title":"What $19 gets you in a brass necklace","entries":{"uncoated_brass_patina":"Because the chain is unplated brass, it will naturally oxidize to a darker, antiqued finish over time — a quality that gives each wearer a one-of-a-kind patina and avoids the flaking or discoloration of plated chains that reveal a different base metal underneath."},"entry_quotes":{"uncoated_brass_patina":[{"url":"https://leejory.com/2026-newest-simple-double-circle-design-brass-pendant-necklace/","quote":"Brass may oxidize and darken if exposed to air and sweat for a long time."}]},"entry_sources":{"uncoated_brass_patina":["https://leejory.com/2026-newest-simple-double-circle-design-brass-pendant-necklace/"]}}}},"handle":"fine-tube-insert-chain-17996-225112","storefront_path":"/en/women-accessories/jewellery/necklaces/fine-tube-insert-chain--17996-225112","storefront_url":"https://ai.simons.ca/en/women-accessories/jewellery/necklaces/fine-tube-insert-chain--17996-225112"}}