Product Description The 51-30 Nixon Watch:

The 51-30 Nixon Watch goes Deep. 300 Meters deep.

Movement: Custom three hand Swiss with easy to read tide subdial. Quick adjust button for easy setting of tide subdial.
Case: Custom 300 meter stainless steel with hardened mineral crystal, external rotating bezel with countdown timer, 9:00 crown position, and screw crown.
Band: Custom solid stainless steel with brushed finish and double locking clasp.