Seiko Cal. 6659 - 512

The 6659-512 is a sought-after Quartz piece from Seiko's golden era. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-4d045fc27bf2]

Also known as: Helmet, Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1991

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