Seiko Cal. 7057 - 300

This Solar model from 1974 features a 36mm Hardlex-Coated Steel case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-8d16fad8cc86]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1974

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