Seiko Cal. 7137 - 615

This Hand-Winding model from 1981 features a 35mm PVD Black case. Powered by the 7137 caliber with 17j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-e495048019a9]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1981

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