Seiko Cal. 7123 - 640

The Seiko 7123-640 represents an important milestone in Seiko's 1977 lineup. Powered by the 7123 caliber with 31j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-2e4676316905]

Also known as: Pogue

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1977

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