Seiko Cal. 6377 - 134

The 6377-134 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-73f395ba36ce]

Also known as: Bullhead, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1991

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