Gold & Platinum Round Solitaire 4.5mm Center Stone 4-Prong Die Struck Metal Types:14K White Crafted in platinum alloyed with

Crafted in platinum alloyed with 5% ruthenium for added hardness and wear resistance

your bench jeweler can produce an accurately sized job using the True Size Steel Ring Mandrels—precision calibrated to match the ring stick and sizers exactly

Continuous-duty rotary action for consistent

5 mm center stone seat accommodating approximately 1-1/2 carat stones

Supplied 1/2 hard

Gold & Platinum Round Solitaire 4.5mm Center Stone 4-Prong Die Struck Metal Types:14K White Crafted in platinum alloyed withThese 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