Seiko Cal. 4442 - 811

The 4442-811 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4442 caliber with 23j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-c9944b2e4095]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1994

Related Models

• Seiko 5252-588
• Seiko 4595-958
• Seiko 6325-555
• Seiko 4584-290
• Seiko 5694-660
• Seiko 7155-681
• Seiko 5621-784
• Seiko 6655-197
• Seiko 4576-864
• Seiko 7063-904
• Seiko 4548-529
• Seiko 7138-994