"Decus et Tutamen" - An Ornament and a Safeguard

Inspired by the milled edge of a £1 coin, a traditional security measure, our Tutamen Diamond Square Signet Ring features a princess cut diamond, nestled in a concave bed of radiating reeds, expertly crafted to reflect light.

Features and Dimensions

Superior high-polish

Smooth edge for a comfortable fit

See Ring Sizer for assistance selecting sizes.

Measure your finger circumference to find your size in mm.

Exclusive Tower and Cross Crosslet hallmarks

Delivered in a signature 886 gift box, handmade in Italy

Travel pouch and polishing cloth included

Hallmark images are for representative purposes only and may vary

Burlington Arcade · Mayfair, London