Breitling Navitimer 01 User Manual

1918
SPECIAL CHARACTERISTICS
USING THE TACHOMETER
The tachometer is the graduation on the dial or flange of your B
REITLING
chronograph enabling you to determine average speeds or hourly produc-
tivity rate, based on an observation period of less than 60 seconds.
1. Average or mean speed
Using the chronograph to measure the time required to cover a kilometre or
a mile. If it takes 20 seconds to cover 1 km or 1 mile, the scale respectively
indicates an average speed of 180 km/h or 180 miles/h.
2. Hourly productivity rate
Measuring the time required to produce 1 unit. If the chronograph is stopped
at 40 seconds, the tachometric scale indicates 90, corresponding to an hourly
productivity rate of 90 units.

Breitling Navitimer 01 Specifications

General

Shockproof	-
Chronograph	Yes
Power reserve	70 h
Mechanism type	Mechanical (auto winding)
Movement model	01
Watch dial type	Analog dial
Movement manufacturer	Breitling
Gender	Male
Case shape	Round
Band material	Leather
Housing color	Stainless steel
Product design	Casual
Watch glass type	Sapphire
Watch marker color	White
Watch marker style	Arabic numerals
Watch case material	Gold, Steel

Weight and Dimensions

Weight	81.2 g