Sterling silver guilloché / hand-engraved original-design numerals and logo
Hand-engraved K18 yellow gold hands with original design.

Diameter 33mm
Thickness 7.2mm (including box-shaped sapphire crystal)
Material 18K Yellow Gold
Front crystal: Box-shaped sapphire crystal
Case back: Flat sapphire crystal
Waterproof with gasckets(3 bars)
Lug width: 18mm
Buckle width: 15mm

19 jewels in-house nickel movement, manual wind.
Beryllium center wheel
21,600 beats/hour
'Alboron' balance wheel with 4 K18 gold timing weights, Breguet overcoil hairspring, and steel balance cock.
※So-called 'Alboron' is of composite material of approximately 60% alminium and 40% boron(ceramic) that had never been used for the watch parts.

Within 12 months from receipt of 50% deposit.