Seiko Cal. 6137 - 765

The Seiko 6137-765 represents an important milestone in Seiko's 1979 lineup. Powered by the 6137 caliber with 19j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-c2244ab8ca5d]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1979

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