Seiko Cal. 4457 - 475

The 4457-475 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4457 caliber with 20j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-6e60dc7d3b93]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1966

Related Models

• Seiko 4589-848
• Seiko 3821-550
• Seiko 6288-641
• Seiko 3857-965
• Seiko 6369-818
• Seiko 7111-635
• Seiko 6621-722
• Seiko 0779-211
• Seiko 6318-776
• Seiko 6374-294
• Seiko 3829-518
• Seiko 6628-395