GLYCINE AIRMAN 17 ROYAL Ref. 3930.38 (18ct red gold inlay)

Airman 17 Royal
Ref. 3930
Movement Caliber: Cal. No GL 293 Swiss Automatic movement
Functions: hours, minutes and seconds, 24hours hand, date display in window
Size: 11 1/2" Jewels: 21
Power Reserve: 42 hours
Hz: 4/28'800 vibrations per hour
Finish: oscillating weight on ball bearing is rhodium coated, decorated "Côtes de Genève", and bears the engraving of an airplane.
Case, Dial & Hands
Material: stainless steel, Topring 18ct 5N redgold
Diameter: 46mm without crown
Height: 10.75 mm with see-through back
Finish: satin/polished
Waterproof: 20 atm
Back: screwed see-through sapphire glass
Glass: sapphire AR
Dial: blue with SL
Hands: gilt with SL
Crown: screw-down
Special features
Topring is positioned by a special spacer system at 4h

special excecution for the purists of 24-hours watches: featuring an arrow-tipped hour hand on the 24-hours dial only
Leather strap
Material: calf or alligator imitation calf
Colours: black, blue
Width: 24mm horns / 22mm buckle
Buckle: belt