Seiko Cal. 7136 - 634

The Seiko 7136-634 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-2c5c547d6582]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1973

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