Seiko Cal. 5650 - 770

This Solar model from 1976 features a 36mm Gold-Plated case. Powered by the 5650 caliber with 36j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-057ac6aa5fe2]

Also known as: Tuna, Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1976

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