Big Crown ProPilot Big Date 01 751 7761 4065-07 3 20 05LC Yellow which means you can determine

which means you can determine which mode you are entering without even looking at the watch

which provides accurate timekeeping virtually anywhere via radio signals from up to six different transmitters worldwide

transparent case back

Minutes Winding shaft with 2 positions: 1

This elegant 6mm platinum wedding ring features a scratch finish center with thin high polish edges

Big Crown ProPilot Big Date 01 751 7761 4065-07 3 20 05LC Yellow which means you can determineBlue dial aviation watch with textile strap. Stainless steel 41mm case, Calibre 751 movement, 38 hour reserve, and clean pilot layout designed for readability and modern tool watch performance.