Seiko Cal. 6670 - 318

The Seiko 6670-318 represents an important milestone in Seiko's 1974 lineup. It features a Navy dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-9603c8c12792]

Also known as: Bullhead, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1974

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