Tissot Seastar 1000 automatic diver watch Model T066407A with helium escape valve, uni-directional 60 click rotating bezel and hack feature which allows for precise setting. The ETA 2824 automatic movement is working flawlessly and can be viewed from sapphire display case back window. This Tissot 1853 dates to circa 2014. Cased in stainless steel watch is in very nice shape, the signed Tissot bracelet which is currently sized for a 19 cm (7 ½ inch) wrist and has 2 extra links which would allow sizing up to 21 cm (8 1/4 inches). The dial has Super Luminova for easy viewing and it glows in the dark. Photos are magnified and show details not seen by naked eye, the case measures 42 mm across (not including crown) x 48 mm lug to lug.