Seiko Cal. 6660 - 520

This Solar model from 1988 features a 34mm Hardlex-Coated Steel case. Powered by the 6660 caliber with 35j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-9813991fe43b]

Also known as: Tuna, Bullhead

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1988

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