Seiko Cal. 0777 - 565

Released in 1965, the Cal. 0777 with design code 565 was part of Seiko's domestic market collection. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-7dffd00ccd67]

Also known as: Sumo, World Timer

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1965

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