The trigonometric slide rule that allows pilots to make complex calculations in flight
The slide rule allows calculations of distance, fuel and oil consumption and speed.
Powered by light alone, this remarkable watch delivers what pilots need most, complete reliability throughout their flight.
SEIKO Prospex SSC261P1 Specifications :
|GLASS MATERIAL||Sapphire Crystal|
|WATER RESISTANCE||10 bar W.R.|
|CASE DIAMETER||46.1 mm|
|FEATURES||Chronograph up to 60 minutes in 1/5 second increments|
Split time measurement
Energy depletion forewarning function
Overcharging prevention function
Rotating Bezel (Rotary Slide Rule)
Screw Case Back
Three fold clasp with push button release