Seiko Cal. 6641 - 237

This Automatic model from 1973 features a 38mm Hardlex-Coated Steel case. With its 20mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-64efeeacdd4e]

Also known as: Emperor, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1973

Related Models

• Seiko 5613-241
• Seiko 0762-715
• Seiko 6379-655
• Seiko 5628-323
• Seiko 6391-349
• Seiko 4583-730
• Seiko 5648-633
• Seiko 4498-423
• Seiko 4569-520
• Seiko 3814-613
• Seiko 5626-340
• Seiko 5645-792