Double anti-reflective treatment for better readability. Water resistant to 100 meters; ensured by rigorous manufacturing standards and strict testing. Fine-brushed/polished steel case. Faceted polished rhodium plated minute and hour hands, with luminescent markers. Anti scratch curved sapphire crystal. Sapphire crystal casebook reveals TAG Heuer calibre in action. All our watches are fitted with sapphire crystal. This is cut from a polished slice of solid sapphire that has been created by the fusion and crystallization of alumina. Sapphire is so hard that only a diamond can scratch it. Hand-applied curved, faceted and polished indexes. Hand applied monochrome TAG Heuer logo. Flange with luminescent markers. Polished cushion-shaped fixed bezel with arabic numbers. Screw-n polished steel crown. Folding clasp with security system to prevent accidental opening. Small second counter with circular effect and date display at 6 o'clock. The high level of TAG Heuer quality is founded on the rigorous choice and continuous monitoring of all its suppliers and their products. Throughout the manufacturing process, each component is subjected to numerous tests and controls designed to verify how carefully it has been made.