Rare and unmolested Triton Spirotechnique french diver watch from the 1960's. In overall excellent condition, mint. S/S screw case measures 37 mm across (the bezel measures 38.5 mm), lug-to-lug is approximately 50 mm with the top hinged part flat. Automatic ETA 2452 movement not quickset. The bezel is on nicely tight and clicks properly. The lume on the dial and hands will glow briefly.