Seiko Cal. 6691 - 944

The 6691-944 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6691 caliber with 17j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-d0a16af9559f]

Also known as: Navigator, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1976

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