Seiko Cal. 4581 - 860

Released in 1991, the Cal. 4581 with design code 860 was part of Seiko's domestic market collection. Powered by the 4581 caliber with 22j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-b02fd5ba62a1]

Also known as: Navigator, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1991

Related Models

• Seiko 5212-637
• Seiko 6239-370
• Seiko 6288-677
• Seiko 6286-486
• Seiko 7088-330
• Seiko 4559-390
• Seiko 0753-808
• Seiko 5698-600
• Seiko 5673-679
• Seiko 5624-117
• Seiko 6334-901
• Seiko 6349-494