Seiko Cal. 6641 - 548

This Solar model from 1981 features a 45mm Hardlex-Coated Steel case. Powered by the 6641 caliber with 25j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-a27a518815df]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1981

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