Sturmanskie Gold Plated Deck Pocket Watch CHP Russian Made

Description

DECK WATCH CHP
Deck watch - is the precision of watch pocket watch type with free escape wheel motion. They are designed and Constructed for use on the vessel deck.
This type of watch has three hands: hour, minute and central second hand of continuous action,
bimetallic balance with frequency 0,4 sec. and steel hair with end curve.
Deck watches are Placed in the special wooden container with collapsible upper cover.
Daily rate:
- In different watch positions (at constant temperature + 20 ° C) and, sec.   + (-) 10
- At different Temperatures (in horizontal position - dial to the top
Maximum difference between two consecutive daily rates at all Temperatures, sec.   + (-) 6
Maximum difference of average daily rates between two positions:
- Horizontal position (dial to the top) and
- Vertical position (crown up to top)
- At the constant temperature, sec + 20C +. (-) 12
Power reserve of one full winding, h. Not less than 40
Jewels number: 22
Balance: bimetallic
Watch dimensions in container:
Diameter, mm. 63.8
Height, mm. 19.2
Weight, kg. not more than 0.65
Manufacturer: Volmax
Brand: Sturmanskie