Seiko Cal. 4415 - 147

The Seiko 4415-147 represents an important milestone in Seiko's 1966 lineup. Powered by the 4415 caliber with 18j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-1fe6591ac456]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1966

Related Models

• Seiko 0731-430
• Seiko 0760-128
• Seiko 6212-562
• Seiko 0720-882
• Seiko 4595-691
• Seiko 6263-591
• Seiko 5629-506
• Seiko 7119-729
• Seiko 6393-228
• Seiko 7124-395
• Seiko 6213-584
• Seiko 0714-282