Seiko Cal. 0770 - 264

This Hand-Winding model from 1967 features a 39mm Two-Tone case. Powered by the 0770 caliber with 30j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-8774da7b375d]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1967

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