Fine and rare, flat, 18K yellow gold wristwatch with a gold Rolex buckle Case two-body, solid, polished and brushed, straight lugs, sapphire crystal. Dial brushed gold with baton indexes. Yellow gold baton hands. M. Cal. 1601, rhodium-plated, 19 jewels, straight line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring. Dial, case and movement signed. DIAM. 32 mm. THICKNESS 5.5 mm.