Seiko Cal. 6636 - 815

The 6636-815 is a sought-after Solar piece from Seiko's golden era. Powered by the 6636 caliber with 29j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-0e8e685838a9]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1991

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