Seiko Cal. 6656 - 262

This Spring Drive model from 1973 features a 46mm Two-Tone case. Powered by the 6656 caliber with 25j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-0e466445cc62]

Also known as: Bullhead, UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1973

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