The Aquaracer series features professional diving watches with TAG Heuer's Six Features: Screw in crown, unidirectional rotating bezel, sapphire crystal, double security clasp, 300M water resistance and luminescent hands and markers. This model features blue dial and steel case and bracelet. Case size: 39mm. Blue dial. Steel case and bracelet. Made in Switzerland. Sapphire crystal. Screw-in crown. Unidirectional rotating bezel. Double security clasp. Luminescent hands and markers. 300Mm water resistance. Photo may have been enlarged and/or enhanced.