Seiko Cal. 6284 - 359

This Quartz model from 1971 features a 45mm Two-Tone case. Powered by the 6284 caliber with 29j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-6667063f9a24]

Also known as: Monster, Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1971

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