Seiko Cal. 4450 - 918

The 4450-918 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4450 caliber with 31j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-62bbd4fd7923]

Also known as: Sumo, Pogue

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1983

Related Models

• Seiko 0759-920
• Seiko 7138-976
• Seiko 7048-134
• Seiko 4514-515
• Seiko 5698-909
• Seiko 3878-425
• Seiko 6236-923
• Seiko 6360-467
• Seiko 4441-864
• Seiko 0710-387
• Seiko 6636-587
• Seiko 6657-386