Seiko Cal. 7137 - 179

The Seiko 7137-179 represents an important milestone in Seiko's 1971 lineup. It features a Navy dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-6b2d9347c370]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1971

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