Seiko Cal. 6660 - 499

The 6660-499 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-7c5a2d4981ec]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1977

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