Limited edition of 500 pieces sinn watch u1 camouflage limited edition silicone 10100101 silicone sinn watches never fail to impress and this striking divers watch with a remarkable 100 metre water resistance and striking camouflage dial is no exception this sinn u1 camouflage watch is a limited edition of only 500 pieces and with its unique case made from german submarine bead blasted steel we dont expect it to last long hidden within the case is the sw 200 1 self winding movement and th