Casing in AISI 316L steel, 38 mm in diameter, 12 mm thick, worked by a solid bar, polished by hand and then engraved with a milling cutter.
Bottom made of AISI 316L steel, diameter 38 mm, thickness 6.5 mm, machined from solid with “flange” stop and sealing O-ring blocked with Allen head screws in AISI 316L steel. 2.5mm thick anti-reflective sapphire crystal.
Single screw crown with a unique design called “time valve”, made of AISI 316L steel with mechanical processing, then joined to the insert with a unique process; external satin finish for a calibrated anti-breaking socket with dynamometer.