Seiko Cal. 6643 - 729

The Seiko 6643-729 represents an important milestone in Seiko's 1988 lineup. With its 22mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-04453abb3b84]

Also known as: Pogue, Rally

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1988

Related Models

• Seiko 6390-197
• Seiko 3858-344
• Seiko 3823-916
• Seiko 7119-219
• Seiko 6658-175
• Seiko 7066-498
• Seiko 6677-276
• Seiko 5264-591
• Seiko 5661-799
• Seiko 4472-673
• Seiko 4519-434
• Seiko 6227-171