Seiko Cal. 4421 - 921

The 4421-921 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-5ce028db2572]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1999

Related Models

• Seiko 6117-290
• Seiko 6633-429
• Seiko 6672-694
• Seiko 6394-824
• Seiko 6656-853
• Seiko 5688-365
• Seiko 4599-104
• Seiko 7010-591
• Seiko 6619-128
• Seiko 3843-460
• Seiko 7196-902
• Seiko 6113-247