51-30 Chrono - Custom Build affiliate-sale Named after the face size

Named after the face size (51mm) and water rating (30 ATM)

and custom metal logo rivet at front

When you've got an X in the middle of your brand name

Cotton classic jockey strapback cap

The analog watch dial is protected by a recessed crystal and an oversized bezel

51-30 Chrono - Custom Build affiliate-sale Named after the face sizeNothing else quite measures up. Named after the face size (51mm) and water resistant rating (30 ATM), the 51 30 Chrono is the OG oversized watch that birthed a whole style movement. It's the ultimate statement piece, but its pro level chronograph and waterman functionality makes it so much more than a pretty face.