Seiko Cal. 6651 - 191

The Seiko 6651-191 represents an important milestone in Seiko's 1968 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-ee2a4230fdea]

Also known as: Samurai, Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1968

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