Material Quality | Everyday wear, sports events | Stainless Steel (ASTM A240 Grade 304) ▲ Gold Plating (Base: 10K; Advanced: 14K+ ▲) (ASTM A240 ensures corrosion resistance) | Durable, lightweight, corrosion-resistant (14K plating lasts 5+ years) | Base version’s plating may wear over time; Advanced’s higher cost (▲1.4x longevity) |
Style/Design | Casual outings, athletic events | Ball-shaped pendant (2cm diameter) ▲ Chain length 18" (ISO 1920) ▲ Volleyball cut-out pattern (enhances sporty look ▲) | Versatile design suits sporty/casual looks (ISO 1920 ensures standard fit) | Sporty design may clash with formal attire (pair with neutral clothing) |
Durability | Daily wear, active lifestyles | Corrosion resistance >1000hrs salt spray test ▲ Impact resistance (Base: 3H; Advanced: 5H ▲) (ASTM D3363 hardness test) | Withstands daily use and minor impacts (5H Advanced resists scratches) | Base version may dent under heavy pressure (▲33% stronger Advanced) |
Hypoallergenic | Sensitive skin users, prolonged wear | Nickel-free (EU 1907/2006) ▲ Chromium <0.5% (Base); Advanced adds hypoallergenic coating ▲ (complies with EU standards) | Reduces skin irritation (coating in Advanced prevents allergic reactions) | Base may cause minor reactions for highly sensitive skin (▲Advanced: 0% allergy reports) |
Customization | Personal gifts, commemorations | Engraving option (Advanced only ▲ up to 20 characters) (laser etching ensures permanence) | Personalized for gifts (Advanced: names/dates) | Base lacks customization (▲Advanced: +$15 for engraving) |
Maintenance | Daily cleaning, storage | Tarnish-resistant (no polishing needed) ▲ Water-resistant coating (Advanced ▲) (ISO 22811 water resistance) | Easy upkeep with mild soap (Advanced: withstands sweat/rain ▲) | Harsh chemicals may damage plating (Advanced: ▲10x water resistance) |