Seiko Cal. 6284 - 985

This Hand-Winding model from 1987 features a 37mm Two-Tone case. Powered by the 6284 caliber with 20j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-d8ea4e2d8779]

Also known as: Monster, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1987

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