Gold & Platinum Round Solitaire 4.5mm Center Stone 4-Prong Die Struck Components Reduces magnification while increasing focal

Reduces magnification while increasing focal length and working distance

7mm–1mm Roller Diameter 50mm Roll Hardness 64 HRC to 6mm depth (induction hardened) Maximum Sheet Thickness Capacity 6mm Maximum Wire Capacity 7mm Gear Ratio 4-to-1 Dimensions 13-1/2″ L × 7-3/4″ W × 12-1/2″ H (345mm × 200mm × 320mm) Net Weight 57 lbs

25mm Total Carat Weight Range 7/8 ct – 1 ct (diamond weights) Standard Ring Size 6 (USA) Platinum Alloy 950 Platinum / Ruthenium (95% Pt

Also available in 10-foot lengths — see part number 147

809 5-1/2" Round 121

Gold & Platinum Round Solitaire 4.5mm Center Stone 4-Prong Die Struck Components Reduces magnification while increasing focalThese 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