Seiko Cal. 6660 - 511

This Solar model from 1972 features a 37mm Two-Tone case. Powered by the 6660 caliber with 30j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-fcf5a4a80e3f]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1972

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