Seiko Cal. 5650 - 185

This Spring Drive model from 1975 features a 38mm PVD Black case. Powered by the 5650 caliber with 32j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-ce26b95a69f0]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1975

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