HANHART model SIRIUS Self-winding. 28,800 vibrations per hour. 28 jewels Minimum power reserve 42 hours Sandblasted stainless steel case Buttons: Positioned symmetrically Crown: screw-down Screw-down caseback with sapphire crystal Knurled, rotating bezel with black point Domed sapphire crystal. Calibre ETA / Valjoux 7750 Tricompax 13 1/4" Modified and decorated Black dial Water resistance: up to 10 ATM (100 metres or 330 feet). Diameter: 40.00 mm Height: 15.40 mm Weight minus strap: 90.00 g Original black calfskin strap with safety rivets Strap length on the buckle side: 8.50 cm Strap length on the hole side: 11.00 cm Measurements of lugs: 20.00 mm Case in real wood Note: Never used or worn Tracked shipment.