Seiko Cal. 6117 - 991

The Seiko 6117-991 represents an important milestone in Seiko's 1981 lineup. Powered by the 6117 caliber with 33j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-33bbda3e692a]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1981

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