Gold & Platinum Half Round Ring Shanks – Notched for 4-Prong Settings Gemological Instruments This loupe is corrected for

This loupe is corrected for both spherical aberration (minimizing edge distortion) and chromatic aberration (reducing color fringing at the edges)

75″ × 7

inspect the sheath carefully — internal damage can quickly wear or damage a new shaft

Each lug features holes on either side to accept the levers

Gold & Platinum Half Round Ring Shanks – Notched for 4-Prong Settings Gemological Instruments This loupe is corrected forThese precision die struck half round ring shanks are pre notched for classic 4 prong settings, streamlining solitaire builds and shank replacement work at the bench. Available in 14K Yellow Gold, 14K White Gold, 18K Yellow Gold, and Platinum in Medium and Heavy weights, these shanks are designed for clean soldering, consistent fit, and a high polish finish. Made in the USA. Features Pre notched for 4 prong heads reduces bench fitting and filing time