Seiko Cal. 4466 - 320

The Seiko 4466-320 represents an important milestone in Seiko's 1992 lineup. Powered by the 4466 caliber with 18j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-4b24e80f488a]

Also known as: Helmet, Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1992

Related Models

• Seiko 5681-859
• Seiko 5233-244
• Seiko 7020-975
• Seiko 6262-860
• Seiko 3813-268
• Seiko 5293-278
• Seiko 6294-940
• Seiko 6613-905
• Seiko 6621-242
• Seiko 7133-749
• Seiko 7112-477
• Seiko 6347-344