Seiko Cal. 6636 - 365

The Seiko 6636-365 represents an important milestone in Seiko's 1990 lineup. Powered by the 6636 caliber with 20j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-068fe9435654]

Also known as: Sea Horse, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1990

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