Seiko Cal. 6673 - 199

The Seiko 6673-199 represents an important milestone in Seiko's 1975 lineup. Powered by the 6673 caliber with 27j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-8ef84cf76f39]

Also known as: Bullhead, Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1975

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