Seiko Cal. 5643 - 309

The Seiko 5643-309 represents an important milestone in Seiko's 1985 lineup. Powered by the 5643 caliber with 36j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-d3b4a98e9c0b]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1985

Related Models

• Seiko 0783-975
• Seiko 5299-983
• Seiko 4497-172
• Seiko 6326-342
• Seiko 5244-324
• Seiko 6349-536
• Seiko 0753-139
• Seiko 5219-880
• Seiko 7119-223
• Seiko 4548-895
• Seiko 7016-293
• Seiko 7088-162