Seiko Cal. 4447 - 460

The Seiko 4447-460 represents an important milestone in Seiko's 1967 lineup. Powered by the 4447 caliber with 32j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-45ff0df4f226]

Also known as: Helmet, Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1967

Related Models

• Seiko 6395-484
• Seiko 6255-224
• Seiko 4468-801
• Seiko 7113-750
• Seiko 4569-448
• Seiko 6315-641
• Seiko 6382-301
• Seiko 4555-694
• Seiko 6251-495
• Seiko 6163-501
• Seiko 5299-788
• Seiko 7041-107