Seiko Cal. 6691 - 336

The 6691-336 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6691 caliber with 18j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-7bd870c86e69]

Also known as: Panda, UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1967

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