Seiko Cal. 6664 - 986

This Solar model from 1994 features a 41mm Two-Tone case. Powered by the 6664 caliber with 31j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-c89f5054a068]

Also known as: Monster, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1994

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