(Genève Sport Waterproof / Gray ref. 135.070), circa 1970 Large aperture steel watch with screwed back (signed and numbered). Metallic slate gray dial with logo and applied steel indexes, tritium dots and spatula hands. Leather bracelets and a lizard bracelet (Varanus spp. CITES appendix IIB) reported. Movement: Hand-wound mechanical caliber signed OMEGA / 601 Swiss. Diam. 35mm. Condition: Fine (box added)