Seiko Cal. 6659 - 788

The 6659-788 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-eaf300bd8405]

Also known as: Silverwave, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1974

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