Seiko Cal. 5678 - 837

This Spring Drive model from 1992 features a 40mm Titanium case. It features a Black dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-55b31f47f0db]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1992

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