IW812AD-01

The IWC Aquatimer reference 812 AD was introduced in 1967 and was IWC's first dive watch.The case was a so0-called 'Super Compressor' type, with its distinctive twin crowns and rotating bezel. Water resistant up to 200 meters, the Aquatimer 812 was powered by IWC's own caliber 8541. The reference 812 AD (AD for 'Automatic / Date') was changed to 1812 in the early 1970's.