Seiko Cal. 6620 - 645

This Solar model from 1975 features a 46mm Two-Tone case. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-06c68cd0e465]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1975

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