Seiko Cal. 6291 - 616

The Seiko 6291-616 represents an important milestone in Seiko's 1971 lineup. Powered by the 6291 caliber with 32j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-48f2d57e42a9]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1971

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