Seiko Cal. 6370 - 990

The Seiko 6370-990 represents an important milestone in Seiko's 1988 lineup. Powered by the 6370 caliber with 27j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-cac5caa3cc1a]

Also known as: World Timer, Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1988

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