Seiko Cal. 6657 - 356

This Solar model from 1977 features a 34mm Stainless Steel case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-3276c8807ecc]

Also known as: Tuna, Emperor

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1977

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