CASE Material Steel and grade 5 Black DLC Titanium Diameter 46 mm (excluding crowns) Thickness 17.15 mm Crown at 3 o’clock In position 1, winds the movement In position 2, sets the time of the alarm function In position 3, sets the main time. Pressing on the crown activates or deactivates the alarm. Crown at 9 o’clock Purely aesthetic Glass Anti-reflective sapphire crystal glass on dial and case back Water-resistance 3 ATM (30 m - 100 ft) STRAP Material Black customized caoutchouc rubber strap Clasp Customized folding clasp DIAL Black galvanic finish, engraved triangle motif, circular engraving Diamond-cut applied indices and Arabic numerals with SuperLuminova Open-worked hour and minute hands with SuperLuminova Hammer of the alarm chime in brushed steel with polished edges Chime ON/OFF indication, lacquered red/blue FUNCTIONS Hours, minutes and seconds slightly decentred to the left Day/night indicator 24-hour wakeup/alarm on sub-dial Alarm chime by means of hammer (16 seconds duration) Chime ON/OFF indication MOVEMENT Calibre In-house manufactured hand-winding movement, calibre CYR1280 Number of components 340 Number of jewels 50 Frequency 4 Hz Vibrations per hour 28.800 Escapement Swiss pallet fork escapement Balance Wheel Annular balance wheel Winding Barrels Two parallel barrels with black lacquered ratchet-wheels and Cyrus logo Power reserve 72-hour Bridges Engraved, slightly curved sunray pattern alternating between polished and brushed effect