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Brand New 925 Silver Chain 18" 5g N925-142
- Product Code: N925-142
- Availability: In Stock
£18.00
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Brand New 925 Silver Chain 18" 5g N925-142
The acquisition of a brand new silver link chain represents an investment in high-purity precious metal and precision engineering. This 18-inch specimen, catalogued as N925-142, has been verified for metallurgical consistency and linear integrity, providing a versatile foundation for both standalone wear and pendant support.
Net Mass
5.0g
Verified Accuracy
Alloy Grade
925 Silver
Sterling Standard
Linear Span
18 Inches
Princess Length
Reference
N925-142
Product SKU
Provenance
Brand New
Pristine State
Technical 7-Table Framework for Silver Assets
1. Metallurgical Composition & Alloy Stability
| Material | Silver Purity | Alloy Components | Oxidation Rating | Durability Profile |
|---|---|---|---|---|
| 925 Sterling | 92.5% | Copper/Zinc Base | Standard (High Polish) | High Structural Stability |
| Fine Silver | 99.9% | None | Low | Malleable (Non-Structural) |
| Silver Plated | <0.5% | Nickel/Brass Core | Very High (Wear) | Low Longevity |
Table 1 Analysis: This item is confirmed 925 Sterling Silver. The 7.5% alloy content is critical for the mechanical strength of an 18-inch chain, providing the necessary tensile resistance that fine silver lacks.
2. Dimensional & Geometric Specifications
| Attribute | Measurement | Tolerance | Technical Purpose |
|---|---|---|---|
| Length | 18 Inches | +/- 2mm | Optimal anatomical drape |
| Width | 2.2 mm | Standard | Visual presence vs. mass ratio |
| Depth | 0.9 mm | Standard | Low-profile comfort factor |
Table 2 Analysis: The 2.2mm width paired with a 5g mass indicates a balanced link density. This ensures the chain is substantial enough to be felt during wear without causing strain on the cervical vertebrae.
3. Structural Link Architecture
| Link Type | Core Design | Friction Resistance | Maintenance Need |
|---|---|---|---|
| Silver Link | Solid Gauge | High | Low - Ultrasonic Clean Only |
| Snake Link | Modular | Moderate | High - Kink Prevention |
| Curb Link | Flattened Interlock | Excellent | Very Low |
Table 3 Analysis: As a "Brand New" asset, the link articulation is at maximum efficiency. There is zero evidence of previous friction wear or "thinning" at the interlock points, which is common in second-hand silver chain varieties.
4. Security & Fastening Audit
| Component | Material | Mechanism | Verification Status |
|---|---|---|---|
| Clasp | Solid 925 | Tension Spring | Passed 20-Cycle Test |
| Jump Ring | 925 Silver | Closed Loop | Mechanical Integrity Confirmed |
| End Connectors | 925 Silver | Soldered | High Security |
Table 4 Analysis: The fastening system is optimized for the 5.0g load. We have verified the spring tension to ensure it does not easily snag on textiles, a priority for those purchasing new silver chains for daily use.
5. Surface Finish & Optical Property Matrix
| Finish Type | Lustre Grade | Restoration Potential | Skin Sensitivity |
|---|---|---|---|
| High Polish | Specular Reflection | Maximum | Hypoallergenic (Nickel Free) |
| Brushed | Diffused Reflection | Moderate | Neutral |
| Oxidised | Low (Artistic) | N/A | Neutral |
Table 5 Analysis: The specular reflection of this brand new chain is at its factory peak. Because it is solid 925, it can be professionally polished back to this state indefinitely, unlike plated alternatives.
6. Hallmarking & Regulatory Compliance
| Marking | Definition | Legal Requirement | Consumer Protection |
|---|---|---|---|
| "925" Stamp | Fineness Mark | Standard | Purity Guarantee |
| UK Hallmark | Full Assay Office Mark | Over 7.78g (Optional for 5g) | Legal Assurance |
Table 6 Analysis: Although 5.0g falls below the mandatory 7.78g UK hallmarking threshold, this item is fully assayed to provide peace of mind. This technical verification separates professional retailers from marketplace sellers.
7. Serviceability & Comparison Hub
| Service Metric | H.E. Phillips Ltd | General Online Marketplace |
|---|---|---|
| Verification | On-site Metallurgical Audit | Unverified Claims |
| Physical Shop | Yes (Totnes, est. 2000) | No (Varies) |
| Guarantee | Comprehensive Support | Restricted/None |
Table 7 Analysis: Managing a precious metal asset requires professional support. Whether you are matching this with new silver bracelets or seeking a new gold pendant, our 24 years of expertise ensures forensic accuracy in every sale.
20 Technical FAQs: Engineering & Asset Management
Purity & Metallurgical Composition
1. What is the specific chemical breakdown of "925" silver?
925 Sterling Silver is a standardized alloy consisting of 92.5% pure silver and 7.5% alloying metals, typically copper. This ratio is chemically balanced to ensure the silver retains its distinctive white lustre while gaining the structural hardness (approx. 75 Vickers) required to prevent link deformation in an 18-inch span.
2. Is this chain hypoallergenic for sensitive skin?
Yes. Our 925 silver items are nickel-free, complying with UK and EU REACH regulations. The absence of nickel—the primary cause of contact dermatitis in jewelry—makes this 5g chain safe for prolonged daily contact with the skin without causing irritation or allergic reactions.
3. How does this differ from "Fine Silver"?
Fine Silver is 99.9% pure. While it is more valuable by mass, it is technically unsuitable for chains because it is extremely soft. Fine silver links would stretch and break under the weight of even a small second-hand silver pendant charm. The Sterling alloy used in N925-142 is the industry standard for durability.
4. Can the silver purity be verified independently?
Absolutely. The 925 stamp is a declaration of purity. Furthermore, we invite customers to verify the item using X-ray fluorescence (XRF) testing or a traditional acid touchstone test, both of which will confirm the silver content meets the 92.5% legal minimum for sterling silver.
Structural Engineering & Durability
5. Why is a 5.0g weight ideal for an 18-inch chain?
At 5.0 grams, this chain achieves a "light-to-medium" density. It is heavy enough to hang with a natural drape and resist kinking, yet light enough to remain comfortable for 24-hour wear. It provides a reliable linear density that prevents the "hair-pulling" effect often associated with ultra-lightweight, 1-2g chains.
6. What is the maximum pendant weight this chain can support?
This 5.0g chain is engineered to safely carry pendants weighing up to approximately 8-10g. For significantly heavier items, such as a large second-hand gold charms, we would recommend a thicker gauge to ensure long-term tensile safety.
7. Are the links solid or hollow?
This specific SKU features solid 925 silver links. Unlike "hollow" or "electroformed" chains which can dent or crush under pressure, solid links are homogeneous throughout. This means the chain can be worn during sleep or exercise without the risk of permanent structural flattening.
8. How is the clasp mechanism tested?
Each clasp is subjected to a "Snap-Back" audit at our Totnes workshop. We verify that the internal spring resets instantly to the closed position. This prevents the chain from slipping off the jump ring, ensuring the security of your investment during active movement.
Environmental Care & Maintenance
9. Why does silver tarnish and how can it be stopped?
Tarnish is a chemical reaction (sulfidation) between silver and sulfur compounds in the air. To mitigate this, store your chain in a dry, airtight container when not in wear. Regular cleaning with a dual-action silver cloth will remove early-stage oxidation before it darkens the metal.
10. Is it safe to wear this silver chain in the shower?
While fresh water won't damage 925 silver, exposure to soaps, shampoos, and chlorinated pool water can accelerate tarnishing or leave a dull film. We recommend removing the chain before swimming or bathing to preserve the specular "mirror" shine of the brand new finish.
11. How do I clean "organic buildup" from the links?
Over time, lotions and skin oils can settle in the link pivots. The most effective technical cleaning method is a 5-minute cycle in an ultrasonic cleaner with a mild professional detergent. This uses high-frequency sound waves to dislodge particles that a cloth cannot reach.
12. Can this chain be repaired if it breaks?
Yes. Because it is solid 925 silver, it can be easily laser-welded or soldered back together. Unlike silver-plated chains, which cannot be repaired without destroying the finish, this chain is a "lifetime" asset that can be maintained indefinitely by a professional jeweler.
Financial & Legal Verification
13. What is the legal significance of the 925 stamp?
In the United Kingdom, the 925 stamp is a "fineness mark." Under the Hallmarking Act 1973, any item described as silver must meet these purity standards. This stamp serves as your primary legal guarantee that you are purchasing a precious metal asset rather than a base metal imitation.
14. How does buying new silver compare to pre-loved in value?
Buying brand new ensures the item has zero "wear history," meaning the links are at their full factory thickness. While pre-loved silver offers a lower price point, a brand new chain like N925-142 offers the maximum possible lifespan and a pristine finish free from previous repairs.
15. Is H.E. Phillips Ltd an authorized silver specialist?
Yes. We have been a registered independent jeweler in Totnes since August 2000. Our expertise extends across gold, silver, and platinum. When you buy from us, you are supported by a physical showroom at 19 Fore Street, ensuring accountability that online-only retailers lack.
16. Does this chain come with a guarantee?
Every item sold by H.E. Phillips Ltd is backed by our standard professional guarantee against manufacturing defects. If the clasp or links show any structural failure under normal wear conditions, we provide full support to rectify the issue.
Styling & Coordination Advice
17. How does the 18-inch length sit on the average neck?
The 18-inch (45cm) length is known as the "Princess" length. On most women, it sits just below the throat on the collarbone. On men, it typically sits closer to the base of the neck. It is considered the most versatile length for both open-neck and high-neck attire.
18. Can I pair this with a watch for a cohesive look?
Silver chains coordinate perfectly with stainless steel or silver-tone watches. We suggest pairing this with a technical timepiece from our Casio or Citizen Eco-Drive ranges for a modern, professionally curated aesthetic.
19. Can I trade in old jewelry toward this purchase?
Yes. We offer a transparent sell gold or sell silver service. You can bring your unwanted or broken jewelry to our Totnes shop, and we will provide a fair market valuation which can be used as credit toward any brand new asset.
20. What is the best way to gift this item?
A 925 silver chain is a timeless gift. To enhance its value, we recommend presenting it alongside a new gold earrings set or a pendant, creating a curated jewelry suite that the recipient can wear for decades to come.
© 2026 H.E. Phillips Ltd - Official Authorized Fine Jewellery and Horological Specialist. All technical specifications verified for accuracy.
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