Seiko Cal. 6636 - 334

The 6636-334 is a sought-after Solar piece from Seiko's golden era. Powered by the 6636 caliber with 22j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-843caab5cbf1]

Also known as: UFO, Bellmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1974

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