Seiko Cal. 5666 - 425

The 5666-425 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-c87e01619ab4]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1974

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