Seiko Cal. 6666 - 568

The 6666-568 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-e52fbd6cb3dd]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1977

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