Seiko Cal. 7137 - 780

This Spring Drive model from 1977 features a 40mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-ee817e56aa65]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1977

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