Seiko Cal. 5670 - 660

The Seiko 5670-660 represents an important milestone in Seiko's 1974 lineup. It features a Black dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-efa60f229e26]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1974

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