Seiko Cal. 6626 - 650

The 6626-650 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-1e4e81cb38eb]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1977

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