Seiko Cal. 0751 - 637

The 0751-637 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0751 caliber with 22j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-f84bc425db5e]

Also known as: Tuna, Pogue

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1970

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