Seiko Cal. 6637 - 494

The 6637-494 is a sought-after Solar piece from Seiko's golden era. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-0e666d9535df]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1974

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