Seiko Cal. 0777 - 781

The Seiko 0777-781 represents an important milestone in Seiko's 1977 lineup. Powered by the 0777 caliber with 36j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-f342733b9704]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1977

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