Seiko Cal. 3866 - 727

The Seiko 3866-727 represents an important milestone in Seiko's 1989 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-7bf44e269279]

Also known as: Bellmatic, Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1989

Related Models

• Seiko 3850-649
• Seiko 0766-284
• Seiko 4596-728
• Seiko 3823-152
• Seiko 4487-516
• Seiko 5258-156
• Seiko 6665-542
• Seiko 4425-969
• Seiko 4569-542
• Seiko 7145-535
• Seiko 0781-128
• Seiko 4483-517