Seiko Cal. 6643 - 796

The Seiko 6643-796 represents an important milestone in Seiko's 1982 lineup. With its 21mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-8c866d0e26f9]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1982

Related Models

• Seiko 0778-462
• Seiko 0716-171
• Seiko 3822-567
• Seiko 6665-954
• Seiko 7011-874
• Seiko 4429-767
• Seiko 6168-291
• Seiko 6386-878
• Seiko 0787-180
• Seiko 7081-378
• Seiko 7030-312
• Seiko 0789-894