Seiko Cal. 6144 - 637

The Seiko 6144-637 represents an important milestone in Seiko's 1988 lineup. Powered by the 6144 caliber with 33j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-197976a6f32d]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1988

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