Seiko Cal. 4574 - 936

The Seiko 4574-936 represents an important milestone in Seiko's 1972 lineup. Powered by the 4574 caliber with 21j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-e7c8c03ab5c6]

Also known as: Helmet, Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1972

Related Models

• Seiko 6396-734
• Seiko 3861-350
• Seiko 7031-433
• Seiko 7141-196
• Seiko 7181-821
• Seiko 4593-352
• Seiko 6227-658
• Seiko 6280-580
• Seiko 5671-193
• Seiko 6254-360
• Seiko 5247-142
• Seiko 7137-198