Seiko Cal. 6635 - 170

This Solar model from 1975 features a 43mm Two-Tone case. It features a Burgundy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-057efdca7bf8]

Also known as: Helmet, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1975

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