Seiko Cal. 0770 - 561

The Seiko 0770-561 represents an important milestone in Seiko's 1978 lineup. Powered by the 0770 caliber with 35j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-e7852a8fd6b7]

Also known as: Samurai, Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1978

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