Seiko Cal. 4574 - 186

The Seiko 4574-186 represents an important milestone in Seiko's 1971 lineup. Powered by the 4574 caliber with 36j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-213d0bfa5360]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1971

Related Models

• Seiko 7126-830
• Seiko 6630-751
• Seiko 4456-257
• Seiko 6121-165
• Seiko 4555-330
• Seiko 7067-518
• Seiko 0752-655
• Seiko 7075-544
• Seiko 3832-343
• Seiko 6698-457
• Seiko 6394-341
• Seiko 7124-740