Seiko Cal. 5631 - 134

The 5631-134 is a sought-after Quartz piece from Seiko's golden era. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-2154fca37bd9]

Also known as: Bullhead, Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1973

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