Seiko Cal. 6674 - 591

The 6674-591 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-40b4340b1a6d]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1987

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