Seiko Cal. 5691 - 498

Released in 1985, the Cal. 5691 with design code 498 was part of Seiko's domestic market collection. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-4a50cbd71ad4]

Also known as: Bullhead, Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1985

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