Seiko Cal. 5655 - 747

This Spring Drive model from 1966 features a 43mm Two-Tone case. Powered by the 5655 caliber with 24j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-f5763c7a770e]

Also known as: Monster, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1966

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