Seiko Cal. 6137 - 487

The Seiko 6137-487 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-b3ab71a46087]

Also known as: Tuna, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1970

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