Seiko Cal. 6637 - 342

The 6637-342 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-82139314c4b4]

Also known as: Samurai

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1970

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