Seiko Cal. 3887 - 706

This Solar model from 1966 features a 38mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-a957ad31042e]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1966

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