Seiko Cal. 7138 - 862

This Spring Drive model from 1998 features a 39mm Stainless Steel case. Powered by the 7138 caliber with 25j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-da6de9bd8cee]

Also known as: Monster, Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1998

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