Seiko Cal. 6183 - 239

The Seiko 6183-239 represents an important milestone in Seiko's 1990 lineup. Powered by the 6183 caliber with 17j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-56a8e10c92a5]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1990

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