Seiko Cal. 6651 - 586

This Solar model from 1991 features a 36mm Two-Tone case. With its 18mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-ea1bc905f576]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1991

Related Models

• Seiko 6647-909
• Seiko 6620-100
• Seiko 5239-898
• Seiko 7154-439
• Seiko 6117-582
• Seiko 6346-472
• Seiko 7038-742
• Seiko 6142-751
• Seiko 5657-250
• Seiko 4442-284
• Seiko 3825-673
• Seiko 6183-760