Seiko Cal. 7139 - 910

The Seiko 7139-910 represents an important milestone in Seiko's 1974 lineup. It features a Green dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-686536be7e72]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1974

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