Seiko Cal. 6136 - 865

The Seiko 6136-865 represents an important milestone in Seiko's 1976 lineup. Powered by the 6136 caliber with 25j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-46795ba2177d]

Also known as: Tuna, Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1976

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