Seiko Cal. 4456 - 850

The 4456-850 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-1ab81ff6e9cf]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1980

Related Models

• Seiko 5293-398
• Seiko 6368-684
• Seiko 3886-139
• Seiko 6179-150
• Seiko 5660-847
• Seiko 6175-901
• Seiko 6243-473
• Seiko 6678-812
• Seiko 7152-390
• Seiko 6126-541
• Seiko 7117-771
• Seiko 6123-188