Seiko Cal. 5615 - 653

This Spring Drive model from 1976 features a 36mm Two-Tone case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-5c66d8accdfd]

Also known as: Panda, Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1976

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