Seiko Cal. 6377 - 544

The Seiko 6377-544 represents an important milestone in Seiko's 1968 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-3c9b5d73b6eb]

Also known as: Samurai, Shogun

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1968

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