Seiko Cal. 6637 - 118

This Automatic model from 1991 features a 37mm Gold-Plated case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-fde6482fcdea]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1991

Related Models

• Seiko 7010-434
• Seiko 0798-974
• Seiko 4454-395
• Seiko 6140-810
• Seiko 3856-160
• Seiko 5212-113
• Seiko 7013-829
• Seiko 5670-802
• Seiko 5231-924
• Seiko 6130-146
• Seiko 4489-842
• Seiko 7195-732