Seiko Cal. 6664 - 660

The 6664-660 is a sought-after Solar piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-7fbdee8547e2]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1982

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