Asterisk Hawaii Volcanoes Jump Hour Automatic

The Hawaii Volcanoes Automatic shows the time in lava, with the minutes traveling through the lava flow and the hours jump in the fissure above. SPECIFICATIONS MOVEMENT: Seagull TY2709 Mechanical Jump Hour Automatic, 20 Jewels, 21,600 BPH, Shock Resistant, 42 Hour Power Reserve, -10/+30 Sec per Day, Hand-windable, Made in PRC.CASE: 38mm Wide Hand-finished 316L Stainless Steel. 11mm Thick. 46mm Lug to LugCRYSTAL: Ultra-scratch Resistant Sapphire Glass with Anti-reflective CoatingDIAL: Multilayer printed illustrationsCASEBACK: Solid Stainless Steel with Exhibition Window. Individually Numbered to 999STRAP: 18mm Calf-skin Leather Strap with Tool-Free Quick Release Springbar SystemWRIST SIZE: 6.00-8.75" (165mm/222mm)WATER RESISTANCE: 50 Meters / 5 ATMWEIGHT: 1.8oz (51 grams)