Seiko Cal. 4521 - 147

The 4521-147 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4521 caliber with 17j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-39452a2d3eda]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1980

Related Models

• Seiko 7012-870
• Seiko 6689-784
• Seiko 5282-863
• Seiko 6136-597
• Seiko 7186-143
• Seiko 4454-347
• Seiko 5698-603
• Seiko 6393-136
• Seiko 6126-668
• Seiko 5269-171
• Seiko 5258-838
• Seiko 5680-998