- BandLeather Strap
- Case MaterialSteel
Eterna Air Force II Automatic Wristwatch
Excellent condition Eterna Air Force II automatic chronograph. Eterna have been producing high quality watches since their formation in 1856 in Grenchen, Switzerland. They have been responsible for many horological innovations including the 1948 production of the world’s first automatic wristwatch on a ball bearing mounted rotor – a huge technological achievement of the era, and the Eterna logo still today bears, the five ball bearings. Traditional military style dial with numerals fading. ETA 2824-2 movement which is ranked as being amongst the most dependable movements ever made. It operates at a frequency of 28,800 vibrations per hour (4Hz), and has a 42 hour power reserve. It is all stainless steel and water resistant to 3 ATM. It has an anti glare scratch resistant sapphire crystal which is curved, adding to the classic feel to it. Comes on Eterna brown leather strap with Eterna pin buckle, no box or papers. Dimensions are: Width is 38 mm excluding crown, 41 mm including crown, lug to lug is 44 mm, 11 mm thick.