The Nomos Glashutte NOMOS TetraGlashutte Tetra 29.5mm Square 424 Stainless Steel Back (Ref. 424 Stainless Steel Back), introduced in 2026, is a Steel-cased luxury mechanical wristwatch. The case measures 29.5 mm. The dial is Champagne. Powered by a Manual winding movement. It wears on a Leather strap/bracelet. On the secondary market, the NOMOS TetraGlashutte Tetra 29.5mm Square 424 Stainless Steel Back averages $2,275 across 1 active listing. When buying pre-owned, check condition grade, box and papers (typically a 10–20% premium), service history, and originality of dial and hands. Use the listings and price history on this page to benchmark fair market value.