Seiko Cal. 4421 - 753

The 4421-753 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-00b066b9a742]

Also known as: Sumo, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1998

Related Models

• Seiko 6611-483
• Seiko 6614-417
• Seiko 6635-635
• Seiko 0744-238
• Seiko 7111-196
• Seiko 7136-312
• Seiko 3863-802
• Seiko 6142-433
• Seiko 7079-969
• Seiko 6292-355
• Seiko 6274-991
• Seiko 0729-768