31 March 2026 · BIS hallmark standards · Buying guide for Indian buyers
The purest form commercially available. Used for investment coins, bullion bars, and biscuits. Softer than alloyed silver — not ideal for jewelry worn daily.
The international jewelry standard. Copper alloy adds hardness and durability. Tarnishes over time but polishes easily. Look for "925" or "S925" hallmark.
Traditional coin silver — pre-1965 US coins and Indian ceremonial coins. Harder and more durable. Common in vintage jewelry and antique items.
Common in older European silverware. Harder, more resistant to denting. Used in cutlery and decorative items. Not common in Indian retail market.
The Bureau of Indian Standards (BIS) hallmark is India's official silver quality certification. Since April 2023, BIS hallmarking has been mandatory for silver articles sold in India.
| Purity | Silver % | Best For |
|---|---|---|
| 999 Fine | 99.9% | Investment, bullion |
| 925 Sterling | 92.5% | Jewelry, daily wear |
| 900 Coin | 90.0% | Coins, antiques |
| 800 European | 80.0% | Cutlery, decor |