Seiko Cal. 7057 - 203

This Solar model from 1975 features a 37mm Stainless Steel case. Powered by the 7057 caliber with 32j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-b531e4ef4df7]

Also known as: Silverwave, World Timer

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1975

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