Seiko Cal. 4445 - 897

The 4445-897 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4445 caliber with 28j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-df211e6821c3]

Also known as: Bullhead, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1998

Related Models

• Seiko 6394-806
• Seiko 7047-783
• Seiko 5293-643
• Seiko 6121-231
• Seiko 6618-676
• Seiko 5643-620
• Seiko 4540-765
• Seiko 0761-216
• Seiko 7012-803
• Seiko 6632-391
• Seiko 7010-425
• Seiko 0780-177