Seiko Cal. 6689 - 531

The Seiko 6689-531 represents an important milestone in Seiko's 1991 lineup. Powered by the 6689 caliber with 26j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-b685e099dcaa]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1991

Related Models

• Seiko 0765-269
• Seiko 6664-890
• Seiko 6115-140
• Seiko 3843-222
• Seiko 6678-309
• Seiko 4559-939
• Seiko 7151-892
• Seiko 5216-313
• Seiko 6670-849
• Seiko 6146-284
• Seiko 4464-990
• Seiko 7143-105