Seiko Cal. 6396 - 431

The Seiko 6396-431 represents an important milestone in Seiko's 1987 lineup. Powered by the 6396 caliber with 29j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-7c437061b370]

Also known as: Sumo, Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1987

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