Seiko Cal. 6646 - 944

The Seiko 6646-944 represents an important milestone in Seiko's 1972 lineup. With its 21mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-ea21be879878]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1972

Related Models

• Seiko 5227-118
• Seiko 7198-362
• Seiko 6366-811
• Seiko 6677-165
• Seiko 4593-447
• Seiko 0717-987
• Seiko 5234-250
• Seiko 7147-455
• Seiko 4591-804
• Seiko 6659-165
• Seiko 7142-246
• Seiko 7130-660