Ultra-chron Rolex Designed for scientific environments with

Designed for scientific environments with 10 ATM water resistance

is a luxurious unisex timepiece that blends gold and steel for a sophisticated yet modern appeal

this watch ensures reliable timekeeping

and a rotating rehaut

Ultra-chron Rolex Designed for scientific environments withLongines Ultra Chron Steel Precision The Longines Ultra Chron (Ref. L2. 836. 4. 52. 6) is a men's watch featuring a 43mm stainless steel case and a sleek black dial. This pre owned timepiece, in very good condition, showcases a high precision automatic movement, the Longines caliber L836, offering a 52 hour power reserve. A sapphire crystal protects the dial, and the steel bezel complements the case. The stainless steel bracelet, secured with a steel