Seiko Cal. 3888 - 669

This Automatic model from 1990 features a 41mm Hardlex-Coated Steel case. Powered by the 3888 caliber with 21j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-b53758e42cbb]

Also known as: Bellmatic, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1990

Related Models

• Seiko 0784-429
• Seiko 6141-556
• Seiko 5677-359
• Seiko 6233-537
• Seiko 7032-480
• Seiko 5612-358
• Seiko 5650-702
• Seiko 0752-806
• Seiko 5633-348
• Seiko 4555-282
• Seiko 6237-807
• Seiko 6151-125