Vostok Amphibia - Восток-Амфибия

(automatic)

Dial colour: Blue
Movement: Automatic
___- type: Vostok 2416B
Diameter: 40 mm
Lugs: 18 mm
Case: Stainless steel?
Glass: Acryl?
Water resistant: 200 m

Here's the official seller's specification:

  • Autowind diver's watch with central second hand
  • Original automatic mechanical movement 2416B with 31 jewels
  • Totally wound watches run not less than 31 hrs
  • Average daily rate at temperature 20+-5C   -20...+ 25 seconds
  • Date calendar
  • Shock resistant balance
  • Waterproof up to 200  meters
  • Sizes : case diameter app. 40mm; case thickness app. 10mm
  • Graduated rotating bezel
  • Luminescent hands and indices for night visibility
  • Stainless steel screw-down back & bracelet
  • Original packing & factory papers
  • Average term of service 10 years
  • Guarantee   1 year
 
A few links:
- HERE is a great review with a lot of details.
- HERE is a step-by-step guide for disassembling the watch (from watchuseek.com)
- HERE is Vostok Amphibia Instruction Manual 2416B
- Vostok on Wikipedia
- Different Vostok (and other) movements' basic specification

Vostok on NATO strap

 

Amphibia - back

 

Amphibia - back with description

 

Dimensions (click picture to enlarge)

 

Back (click picture to enlarge)


Back, detail (click picture to enlarge)

 

Clasp, detail (click to enlarge)

 

And two pictures of movement 2416B, click the bottom one to enlarge.

 

And finally, let's have a look inside the watch and the manufacturing process: