Seiko Cal. 0721 - 957

This Solar model from 1977 features a 43mm Gold-Plated case. Powered by the 0721 caliber with 30j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-1e7c8fe8a7ca]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1977

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