Seiko Cal. 4421 - 473

The 4421-473 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4421 caliber with 34j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-47299dcadb4c]

Also known as: Silverwave, Flighty

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1967

Related Models

• Seiko 6282-694
• Seiko 6383-139
• Seiko 4442-157
• Seiko 4583-475
• Seiko 7143-409
• Seiko 6236-813
• Seiko 4541-990
• Seiko 6118-784
• Seiko 6295-943
• Seiko 6282-524
• Seiko 5617-169
• Seiko 4562-661