Seiko Cal. 4488 - 306

This Solar model from 1965 features a 41mm Hardlex-Coated Steel case. Powered by the 4488 caliber with 21j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-1e4a2acec680]

Also known as: Monster, UFO

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1965

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