Seiko Cal. 4497 - 503

This Spring Drive model from 1988 features a 37mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-df76cdea6a82]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1988

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