Seiko Cal. 6656 - 311

The Seiko 6656-311 represents an important milestone in Seiko's 1985 lineup. Powered by the 6656 caliber with 36j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-37d5fe4a69bf]

Also known as: Samurai, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1985

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