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Genuine 925 Silver Oval Rainbow Moonstone Bracelet
- Product Code: Oval Silver Moonstone Bracelet
- Availability: In Stock
£20.00
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Genuine 925 Silver Oval Rainbow Moonstone Bracelet
The Genuine 925 Silver Oval Rainbow Moonstone Bracelet is a refined metallurgical and gemological assembly, pairing high-grade sterling silver with hand-selected natural adularescent gemstones. This piece is technically evaluated for structural stability and optical clarity, ensuring a durable asset that balances aesthetic elegance with authentic material integrity.
Metal Grade
925 Silver
Hallmarked Authenticity
Gemstone
Moonstone
Natural Rainbow
Linear Span
17cm
Approx. 6¾ Inches
Clasp Type
5mm Bolt
Secure Ring System
Workshop
Totnes
H.E. Phillips Ltd
Technical 7-Table Framework for Gemstone Assets
1. Metallurgical Purity & Alloy Specification
| Material | Silver Content | Verification Method | Oxidation Stability |
|---|---|---|---|
| Sterling Silver | 92.5% Pure | Full UK Hallmark | High Structural Integrity |
| Silver Plated | <1% Coating | Visual Inspection | Low / Prone to Peeling |
| Base Metal | 0% Silver | Density Check | Corrosive Prone |
Table 1 Analysis: This bracelet utilizes solid 925 sterling silver, ensuring that the setting provides a rigid foundation for the oval-cut moonstones. Our workshop verifies the fineness to ensure it meets the legal UK standards for precious metal trade, offering significant asset longevity compared to lightweight mass-market new silver bracelets.
2. Gemological Profile: Natural Rainbow Moonstone
| Stone Type | Mineral Family | Optical Property | Hardness (Mohs) |
|---|---|---|---|
| Natural Moonstone | Feldspar Group | Adularescence | 6.0 - 6.5 |
| Opalite | Synthetic Glass | Milky Translucency | 5.5 (Lower) |
| Lab-Grown | Simulated | Static Shimmer | Variable |
Table 2 Analysis: The hand-selected natural moonstones exhibit true adularescence—the optical phenomenon caused by light scattering between alternating layers of orthoclase and albite. This natural origin ensures each stone is unique, unlike synthetic alternatives which lack depth in their color shift.
3. Mechanical Clasp & Security Audit
| Mechanism | Internal Components | Mechanical Action | Failure Risk |
|---|---|---|---|
| 5mm Bolt Ring | Coiled Steel Spring | High-Tension Snap | Minimal |
| Lobster Clasp | Internal Lever | Pivot Interaction | Moderate |
| Toggle Clasp | Friction Fit | Gravity Dependent | High |
Table 3 Analysis: The 5mm bolt ring system provides a compact yet high-security closure. We audit the spring tension to ensure zero "slack" in the mechanism, securing the bracelet against accidental loss during active daily wear.
4. Geometric Stone Setting Analysis
| Cut Profile | Reflection Index | Seating Style | Impact Protection |
|---|---|---|---|
| Oval Cabochon | Maximum Diffusion | Bezel/Prong mix | Enhanced Edge Shielding |
| Faceted Oval | Refractive Sparkle | Exposed Prongs | Moderate |
| Round Bead | 360 Dispersion | String Hole | Low |
Table 4 Analysis: The oval cut is specifically chosen to maximize the surface area for light to interact with the moonstone’s internal layers. This geometry enhances the "rainbow" effect while the polished silver frame protects the stone's edges from tangential impact.
5. Structural Center of Gravity & Ergonomics
| Length | Link Density | Drape Analysis | Comfort Rating |
|---|---|---|---|
| 17cm (Standard) | Uniform Spacing | Contoured to Wrist | Excellent |
| 19cm (Large) | Variable Spread | Loose Swing | High |
| 15cm (Petite) | Compressed Links | Rigid Fit | Moderate |
Table 5 Analysis: At 17cm, the bracelet is engineered for a balanced center of gravity. This prevents the stones from rotating to the underside of the wrist, maintaining the visual presence of the gemstones throughout movement.
6. Environmental Resistance & Care Protocol
| Exposure Factor | Impact on Gemstone | Impact on 925 Silver | Mitigation |
|---|---|---|---|
| Salt Water | Surface Pitting | Rapid Oxidation | Avoid Exposure |
| Direct UV | Stable | Negligible | Standard Storage |
| Chemicals/Perfume | Loss of Luster | Specular Dimming | Dry Cloth Cleaning |
Table 6 Analysis: While rainbow moonstone is durable, it is sensitive to ultrasonic cleaning and harsh acids. We recommend a manual cleaning protocol using a soft silver cloth to preserve both the metal’s mirror finish and the gemstone’s optical clarity.
7. Authority Comparison: H.E. Phillips Ltd vs Generalist
| Service Metric | H.E. Phillips Ltd | Market Competitors |
|---|---|---|
| Purity Audit | On-site Verification | Wholesale Trust Only |
| Stone Selection | Hand-Selected Luster | Bulk Mixed Grade |
| Provenance | 25-Year Totnes Hub | Drop-shipped / Third Party |
Table 7 Analysis: Since August 2000, our Totnes workshop has provided a physical hub for technical jewelry assessment. Every moonstone bracelet is hand-inspected for "blue flash" intensity and silver hallmark clarity, ensuring you receive a verified asset rather than an unvetted mass-produced item.
20 Technical FAQs: Engineering & Asset Management
Metallurgical Composition & Verification
1. Is the silver in this bracelet solid 925 or plated?
This bracelet is constructed from solid 925 sterling silver throughout. Unlike silver-plated jewelry, which uses a thin layer of silver over a base metal like brass or copper, solid 925 silver is a homogenous alloy containing 92.5% pure silver. This ensures that the metal will not peel or wear away over time, maintaining its intrinsic value and structural integrity for decades.
2. How is the "Hallmark" verified for this piece?
Every piece of silver jewelry above the legal weight threshold in the UK must be hallmarked. At H.E. Phillips Ltd, we verify the presence of the '925' mark and the assay office stamps under 10x magnification. This technical audit ensures the metal meets the strict purity standards required for authentic jewelry trade in the United Kingdom.
3. Will the 925 silver setting tarnish over time?
Tarnish is a natural chemical reaction (oxidation) between silver and sulfur compounds in the air. While all 925 silver can tarnish, the high quality of our alloy ensures that any surface tarnish can be easily removed with a professional polishing cloth. Regular wear actually helps prevent heavy tarnish buildup due to the natural friction against your skin.
4. Is the silver alloy nickel-free for sensitive skin?
Yes. Our 925 sterling silver is strictly formulated without nickel, which is the primary cause of contact dermatitis in jewelry wearers. By using a high-purity copper alloy as the remaining 7.5% of the material, we ensure the bracelet is hypoallergenic and safe for prolonged daily contact with the skin.
Gemological Science & Optical Properties
5. What causes the "Rainbow" flash in the moonstone?
The optical phenomenon is known as adularescence. It occurs due to the internal structure of the moonstone, which consists of microscopic alternating layers of different feldspar minerals. As light passes through these layers, it is scattered and refracted, creating the signature blue and multi-colored "flash" that appears to dance across the stone's surface.
6. Are these moonstones natural or lab-created?
Every gemstone in this bracelet is a natural moonstone, hand-selected for its specific optical properties. Unlike "Opalite," which is a synthetic glass simulant, natural moonstone contains unique internal inclusions and "centipedes" (internal fractures) that prove its geological origin and enhance its character as a unique gemstone.
7. Why is the "Oval Cut" technically superior for this stone?
The oval cabochon cut provides a large, smooth surface area that is ideal for showcasing adularescence. By eliminating facets that might distract from the internal glow, the oval shape allows light to enter and exit the stone in a way that maximizes the visibility of the "rainbow" effect from multiple viewing angles.
8. Does the color of the moonstone fade over time?
No. The color in rainbow moonstone is structural, not pigment-based. Because the flash is caused by the physical arrangement of mineral layers within the stone, it will never fade, even with prolonged exposure to sunlight. The only way to lose the glow is through surface damage or heavy accumulation of oils, both of which are easily addressed with cleaning.
Mechanical Strength & Wearability
9. How secure is the 5mm bolt ring clasp?
The 5mm bolt ring is a classic mechanical fastener featuring an internal high-carbon steel spring. We subject every clasp to a "snap-back" test to ensure the trigger mechanism returns to a fully closed position instantly. For a bracelet of this weight, the bolt ring offers an excellent balance of security and ease of use.
10. Can the bracelet length be adjusted?
The 17cm length is the standard ergonomic fit for a medium wrist. However, because the bracelet is constructed with individual silver links, it can be professionally adjusted in our workshop. Links can be added or removed to ensure the "drape" of the bracelet is perfect for your specific wrist circumference.
11. Are the stone settings prone to snagging?
The oval moonstones are seated in polished bezel or semi-prong settings designed to be "flush" or smooth. Our technical audit involves running the bracelet over a fine silk cloth; if no fibers catch, the settings are deemed safe for daily wear, ensuring they won't damage delicate clothing or snag during movement.
12. Is the bracelet durable enough for daily wear?
Yes. Sterling silver has a Vickers hardness sufficient for link-on-link friction. Provided the bracelet is removed during high-impact activities (such as weightlifting or heavy gardening), the mechanical assembly is designed to withstand the stresses of a typical active lifestyle without stretching or breaking.
Restoration, Care & Maintenance
13. Can I use an ultrasonic cleaner on this bracelet?
We strictly advise against using ultrasonic cleaners for rainbow moonstone. The high-frequency vibrations can cause the internal mineral layers (lamellae) to separate or crack. The safest way to clean this piece is with lukewarm soapy water and a soft-bristled brush, followed by a professional silver polishing cloth.
14. How should I store the bracelet to prevent scratches?
Moonstone has a Mohs hardness of 6.0-6.5, meaning it can be scratched by harder gemstones like diamonds or sapphires. We recommend storing the bracelet in the provided gift box or a separate soft pouch to prevent contact with other jewelry pieces that might abrade the polished silver or the stone's surface.
15. What should I do if the silver becomes heavily oxidized?
If the silver darkens significantly, use a silver foam or cream specifically designed for jewelry. Apply it carefully to the metal only, avoiding the gemstones where possible. Rinse thoroughly with fresh water and dry with a lint-free cloth to restore the "specular reflection" (mirror shine) to the silver setting.
16. Is it safe to wear the bracelet in the shower?
While water itself doesn't damage the silver or stone, soap scum and hard water minerals can build up behind the gemstone settings, dulling their luster. Chemicals in shampoos and conditioners can also accelerate tarnish on the silver. We recommend removing the bracelet before bathing to maintain its long-term brilliance.
Acquisition & Authority
17. Why buy from H.E. Phillips Ltd in Totnes?
H.E. Phillips Ltd (established August 2000) provides "Physical Accountability." Unlike anonymous online retailers, we are a family-run independent jeweler with a 25-year history in Devon. You can visit our Fore Street showroom to see the "live" adularescence of the stones and verify the weight and purity on our calibrated scales.
18. Does this bracelet come with a guarantee?
Every piece we sell is backed by our professional inspection. We guarantee that the silver is genuine 925 sterling and that the gemstones are natural rainbow moonstones. If any mechanical fault occurs due to manufacturing within the standard warranty period, our on-site workshop is available for rapid repair.
19. Can I trade in old jewelry to purchase this piece?
Yes. We offer a transparent sell gold or sell silver service. You can bring in unwanted precious metal items, and we will provide a valuation based on current market spot prices, which can be used as credit toward your new moonstone bracelet acquisition.
20. How does this compare to modern fashion jewelry?
Modern fashion jewelry is often made of base metals (like brass) with a thin "flash" plating. This moonstone bracelet is a "Fine Jewelry" asset. Because it is made of solid precious metal and natural gemstones, it retains value over time and can be professionally restored indefinitely, whereas fashion jewelry is ultimately disposable.
© 2026 H.E. Phillips Ltd - Your Official Authorised Horological and Fine Jewellery Specialist. All Technical Data verified for forensic accuracy.
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