Seiko Cal. 6616 - 816

This Solar model from 1969 features a 43mm PVD Black case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-8b2327314bae]

Also known as: Turtle

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1969

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