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Aero Master™Automatic (78190, 78199)
Valjoux™ 7750/25-jewel movement
Locking chronograph functions
Stainless steel case
Internal rotating bezel with locking function
12-hr. elapsed time or second time zone on bezel ring
12-hr. chronograph with sweep second hand, 30 min. and 12-hr.
indicators
Day/date display
Water-resistant to 200m (660 ft.)
Case size: 41.5mm
Aerograph™ Quartz (78590, 78599)
ETA Swiss chronograph, 23-jewel analog - digital movement
Locking chronograph functions
Stainless steel case
Rotating bezel with elapsed time
Elapsed 100th sec., sweep second hand, 30 min., 12-hr. elapsed
time
LCD day/date/alarm
Tachymeter on flange
Water-resistant to 100m (330 ft.)
Case size: 39mm
Aerograph Lithium Quartz (78530, 78539)
ETA Swiss 7-jewel movement with lithium battery
Titanium case
Date display
Water-resistant to 100m (330 ft.)
Solid link titanium bracelet with diver's clasp or Hirsch®
padded leather strap
Case size: 39mm
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