Case and case back - refinished and polished 6309-7040.

Movement - 17 jewel 6309A cleaned, oiled and calibrated.

New, original Seiko parts - crystal, crystal gasket, rotating ring gasket, case back gasket, stem spring, crystal retaining ring.

New Seiko dial from a Japan only issue SKX011J diver (7S26 movement).

New Yao MKII plongeur hands.

New Seiko Z22 black divers strap.