Seiko Cal. 6656 - 891

This Automatic model from 1998 features a 40mm Gold-Plated case. Powered by the 6656 caliber with 28j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-ee9be163ff2c]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1998

Related Models

• Seiko 4456-494
• Seiko 6271-102
• Seiko 7176-278
• Seiko 6295-851
• Seiko 5637-401
• Seiko 7012-165
• Seiko 7069-624
• Seiko 6213-705
• Seiko 3897-997
• Seiko 3851-465
• Seiko 4576-140
• Seiko 4555-702