Seiko Cal. 4566 - 851

The 4566-851 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-307901526baf]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1984

Related Models

• Seiko 5692-662
• Seiko 7090-406
• Seiko 5276-545
• Seiko 5213-933
• Seiko 0770-665
• Seiko 7149-865
• Seiko 7012-672
• Seiko 6180-601
• Seiko 5249-516
• Seiko 6385-797
• Seiko 7190-433
• Seiko 7151-953