Seiko Cal. 4424 - 752

The 4424-752 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4424 caliber with 20j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-7dbd9a7388c5]

Also known as: Bellmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1999

Related Models

• Seiko 3856-285
• Seiko 6251-272
• Seiko 0714-488
• Seiko 3884-836
• Seiko 6289-765
• Seiko 0719-138
• Seiko 7123-599
• Seiko 6271-227
• Seiko 5681-524
• Seiko 7144-182
• Seiko 0785-628
• Seiko 6383-910