Seiko Cal. 7143 - 645

Released in 1971, the Cal. 7143 with design code 645 was part of Seiko's domestic market collection. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-8c22bdcbe2af]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1971

Related Models

• Seiko 6164-444
• Seiko 5262-635
• Seiko 0731-838
• Seiko 6354-399
• Seiko 6221-325
• Seiko 6375-752
• Seiko 4518-569
• Seiko 5690-539
• Seiko 6388-499
• Seiko 6139-496
• Seiko 7096-678
• Seiko 4597-908