Seiko Cal. 0781 - 775

The Seiko 0781-775 represents an important milestone in Seiko's 1966 lineup. Powered by the 0781 caliber with 27j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-c16ec9de24fb]

Also known as: Sumo, Navigator

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1966

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