Seiko Cal. 6670 - 699

The Seiko 6670-699 represents an important milestone in Seiko's 1970 lineup. It features a Cream dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-cf1879dbc107]

Also known as: Monster, Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1970

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