Ocean Crawler Decompression Timer - Black - Core Diver Ceramic-Enamel There are only 100 units

There are only 100 units of the Core Divers with Fordite dials and all are stamped with a unique serial number out of a total of 100

Texas believed to be many billions of years old

This special edition watch features a Full Lume Dial and an all Sapphire unidirectional rotating bezel which bears hour-markers filled with seven layers of Swiss C3 Lume

Internal Bezel: Rotating Bezel with 120 Clicks

Ocean Crawler Decompression Timer - Black - Core Diver Ceramic-Enamel There are only 100 unitsEvery single Ocean Crawler has been immersed in water and has been thoroughly tested to withstand pressures up to 2000 feet. This makes it a must have underwater accessory for water sports enthusiasts who scuba dive, spearfish, and even do ocean bed exploration. This special limited edition features a decompression timer dial that indicates the required decompression stops during a dive. The watch also features an all Sapphire unidirectional rotating