Seiko Cal. 6631 - 811

This Solar model from 1969 features a 42mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-5fdd77a7f30f]

Also known as: Turtle, Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1969

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