August 15, 2026Published by on August 15, 2026Categories CARTIER Must de Cartier Tank SM 925 Hand-winding Watch Cal. ETA 2512-1ETA 2512-1 Leather Band w/Case. -----We haven't done waterproof test. however, it may contain small imperfections that are difficult to show in photographs. Case Material : Stainless Steel. Case Thickness : 5 mm.