Keeper Ring STL – Versatile Keeper Ring for 9K Gold, 18K Gold, Silver & MorePrecision CAD-designed keeper ring, perfect for pairing with engagement, wedding, or eternity rings.This elegant, low-profile keeper ring features a smooth, gently curved band with refined edges and a comfortable inner fit. Its clean, minimalist geometry ensures excellent castability and a luxurious finished look in any metal.Compatible Metals:• 9K Yellow, White & Rose Gold• 18K Yellow, White & Rose Gold• Sterling Silver (925)• Any other karat gold or precious metalKey Features:• Optimized geometry for high-detail 3D printing and lost-wax casting• Sleek low-profile design that sits flush and secure against other rings• Smooth comfort fit for all-day wear• Clean topology – easy to resize and customize in CAD software• Professional results every time, whether in affordable 9K or premium 18K goldIdeal for UK jewellery makers, CAD designers, goldsmiths, and manufacturers who need a reliable, high-quality keeper ring file that performs beautifully across different metals and price points.