Seiko Cal. 6687 - 659

This Solar model from 1967 features a 46mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-3f9f5c11270a]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1967

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