Seiko Cal. 6666 - 591

The 6666-591 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-096a9a5b48bf]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1980

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