Material Composition | Luxury gifts, heirlooms | Industry: Brass (ASTM F86 corrosion resistance) Base: 18k gold-plated alloy (ASTM B117 salt spray test) Advanced: Solid 18k gold (ISO 11960 purity) | ▲ Base: Enhanced durability over brass. ▲ Advanced: Premium luxury appeal. | Higher cost for Advanced tier. Base may show wear over time. |
Stone Inlay Technology | Engagement/wedding rings | Industry: Basic prong setting (ASTM F1142) Base: Micro-insert (ASTM F2999 compliance) Advanced: Enhanced micro-insert with anti-loosening (ISO 17972) | ▲ Base: Reduced stone loss risk. ▲ Advanced: Military-grade durability. | Advanced requires specialized maintenance. Industry-standard may loosen over time. |
Compliance Certifications | EU market sales, eco-conscious buyers | Industry: REACH (EU Regulation 2019/1021) Base: REACH + EPR France Packing (Decree 2020-105) Advanced: REACH + EPR France/Germany (Packaging Act 2019) | ▲ Base: Meets French regulations. ▲ Advanced: Full EU market access. | Certification costs increase with Advanced. Industry lacks regional compliance. |
Ring Sizing Flexibility | Surprise gifts, global sizing needs | Industry: Fixed sizes (ISO 1922) Base: Resizable (ASTM F812 adjustment range) Advanced: Wide adjustable (ISO 1922 + ASTM F812 extended) | ▲ Base: Fits most sizes. ▲ Advanced: Fits 90%+ global finger sizes. | Advanced may feel slightly looser. Industry requires precise sizing. |
Aesthetic Design | Weddings, formal events | Industry: Single-row stones (ISO 11960 basic) Base: Multi-row micro-insert (ASTM F2999 enhanced) Advanced: Premium cut stones (GIA certification) | ▲ Base: Bold sparkle for parties. ▲ Advanced: Museum-quality brilliance. | Advanced adds 20% cost. Industry lacks visual impact. |
Durability & Hardness | Daily wear, heirlooms | Industry: Brass (Rockwell B 45) Base: Alloy (Rockwell B 60, ASTM E18) Advanced: 18k gold (Rockwell B 70, ISO 6508) | ▲ Base: 30% harder than brass. ▲ Advanced: 50% harder than Base. | Advanced may scratch in industrial settings. Industry corrodes easily. |