Seiko Cal. 5650 - 540

This Spring Drive model from 1989 features a 35mm Two-Tone case. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-33434f299c84]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1989

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