Seiko Cal. 4450 - 144

The 4450-144 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4450 caliber with 23j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-3e50c7239749]

Also known as: Bullhead, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1965

Related Models

• Seiko 7055-620
• Seiko 7142-475
• Seiko 3826-901
• Seiko 6241-903
• Seiko 4487-860
• Seiko 5270-689
• Seiko 0716-448
• Seiko 7162-662
• Seiko 4426-604
• Seiko 7160-131
• Seiko 7052-982
• Seiko 6117-326