Seiko Cal. 6337 - 436

The Seiko 6337-436 represents an important milestone in Seiko's 1980 lineup. Powered by the 6337 caliber with 20j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-a9db275f2e4f]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1980

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