Seiko Cal. 5686 - 431

Released in 1989, the Cal. 5686 with design code 431 was part of Seiko's domestic market collection. It features a Black dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-e44f1cd8af1d]

Also known as: Bellmatic, Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1989

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