These die-struck 4-prong round solitaire ring mountings are designed to accept a 4.5 mm center stone (approximately 3/8 carat) and arrive highly polished and ready for setting and sizing. Made in the USA by America's largest family-owned findings manufacturer from responsibly sourced gold and platinum, these mountings meet the standards professional jewelers expect for quality and consistency.
Mountings are supplied in standard USA ring sizes 6 to 6-1/4. The 14K white gold versions use a nickel-based alloy and are rhodium plated. Platinum mountings are composed of 95% platinum and 5% ruthenium. All carat weights are stated in diamond weights.
| Center Stone Size | 4.5 mm |
|---|---|
| Approximate Stone Weight | 3/8 ct (diamond weight) |
| Prong Count | 4 |
| Construction | Die struck |
| Finish | Highly polished |
| Ring Size Range | 6–6-1/4 (standard USA) |
| 14K White Gold Alloy | Nickel-based, rhodium plated |
| Platinum Alloy | 95% platinum, 5% ruthenium |
| Country of Origin | USA |
| Part # | Metal Type |
|---|---|
| 951-203 | 14K White Gold |
| 9501-203 | 14K White Gold Head / 14K Yellow Gold Shank |
| 95B-203 | Platinum |
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