Round 4 Prong Die Struck Stone Size:.19ct (3.5mm) 92:1) increases low-speed torque for

92:1) increases low-speed torque for demanding precision tasks

Dimensions are measured at the thickest point of the file

with a total carat weight range of 3/4 ct to 7/8 ct (all weights expressed in diamond weights)

T-bar roll opening adjustment replaces cast handwheel for weight savings

using the wrong auxiliary lens will result in unexpected working distances and suboptimal focus

Round 4 Prong Die Struck Stone Size:.19ct (3.5mm) 92:1) increases low-speed torque forDie struck round 4 prong settings designed for clean, centered stone presentation in classic solitaire style work. Style 975 is built with a heavier die struck profile for a crisp silhouette and secure prong structure. Available in 14K white gold and platinum across a wide range of round stone sizes from . 12ct (3. 0mm) up to 6. 0ct (11. 5mm), making them a reliable choice for production and custom solitaire builds. Features Round 4 prong die struck