Seiko Cal. 7137 - 370

Released in 1977, the Cal. 7137 with design code 370 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-f727e60df729]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1977

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