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The navigation chronograph limited 220 pieces
The traveling companion you can always rely on. Featuring perfect orientation in space and time as well as the most important arithmetic functions, it is absolutely reliable, and easy to use despite its complexity.
- Integrated rotating bezel with logarithmic scale (slide-rule function)
- Mechanical hand-wound Lemania 1872 movement
- Case made of polished/satinized stainless steel
- Black or anthracite galvanized dial
- Sapphire crystal front and back glass with anti-reflective coating
- Pressure resistant to10 bar (= 100 m water depth)
- Resistant to low pressure at high altitudes
Technical Data
Model 903 H2
Movement:
- Lemania 1872
- Mechanical lever movement with handwinding
- 18 jewels and 21.600 vibrations per hour
- Antimagnetic according to DIN 8309
- Shock resistance according to DIN 8308
- Measuring range of the chronograph: max. 30 minutes
Functions/Display:
- Inactive luminous hands, indices, and numbers “6” and “12”
- Hours, minutes, seconds
- Central stop second hand
- 30-minute recorder at 3 o’clock
- Slide rule function
Case:
- Stainless steel, polished/sand-blasted
- Screwed-on sapphire crystal case back, antireflective on the inside
- Domed sapphire crystal, antireflective on both sides
- Integrated bezel with logarithmic scale, bidirectional, adjustable via crown at 8 o’clock
- Water resistant according to DIN 8310
- Pressure resistant up to 10 bar = approx 100 m diving depth
- Negative pressure resistant
Measurements:
- Case diameter 41 mm
- Lug width 22 mm
Guarantee:
- 2 years
Strap:
- Bracelet and leather strap included