Seiko Cal. 4466 - 728

The 4466-728 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4466 caliber with 35j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-6e8f316b352b]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1979

Related Models

• Seiko 0760-430
• Seiko 7115-467
• Seiko 6641-599
• Seiko 6154-935
• Seiko 6249-563
• Seiko 4494-384
• Seiko 0750-223
• Seiko 3856-316
• Seiko 6263-497
• Seiko 4460-485
• Seiko 6125-828
• Seiko 0718-846