Seiko Cal. 4421 - 649

The Seiko 4421-649 represents an important milestone in Seiko's 1997 lineup. With its 19mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-1a71fe8f8e7c]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1997

Related Models

• Seiko 6178-950
• Seiko 3818-878
• Seiko 0792-797
• Seiko 0766-890
• Seiko 4578-359
• Seiko 5284-336
• Seiko 7099-615
• Seiko 0780-595
• Seiko 0763-870
• Seiko 7031-396
• Seiko 0731-806
• Seiko 5259-411