Seiko Cal. 6637 - 760

This Automatic model from 1999 features a 37mm Stainless Steel case. It features a Cream dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-80f5dfa4fd00]

Also known as: Monster, Crown

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1999

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