Yanbai Cross-Border Exquisite Deep Blue Fashion Ring Vintage Bohemian Style

Product Technical Specifications: - Core Structural Material: High-Grade Eco-Friendly Solid Brass Base (Engineered for Longevity and Structural Integrity) - Surface Finishing Technology: Multi-Layer Premium White Gold / Platinum Plated Finish with High-Gloss Polish - Protective Coating: Advanced Anti-Oxidation & Tarnish-Resistant Clear Electrophoretic Lacquer Seal - Centerpiece Inlay Component: Prong-Set Large Oval-Cut Royal Blue Sapphire Simulant (Premium Cubic Zirconia) - Accent Stone Composition: Hand-Set AAA+ Grade Micro-Pavé Round Cut and Channel-Set Baguette Cut White Cubic Zirconia - Manufacturing Craftsmanship: Intricate Vintage Cathedral Halo Setting, Precision Faceted Gemstone Cutting, and Ergo-Comfort Inner Band - Skin Safety Standards: 100% Hypoallergenic Certification, Meeting Lead-Free, Cadmium-Free, and Nickel-Free Environmental Regulations - Design Style Archetype: Royal British Heritage Inspired, Classic Luxury Wedding and Engagement Statement Jewelry - Target Application Scenarios: Proposal Ceremonies, Wedding Anniversaries, Elegant Gala Banquets, and High-End Fashion Gifting

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