Seiko Cal. 4581 - 441

The Seiko 4581-441 represents an important milestone in Seiko's 1986 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-859a27b204f2]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1986

Related Models

• Seiko 7022-312
• Seiko 6167-133
• Seiko 5668-284
• Seiko 6242-205
• Seiko 6240-926
• Seiko 7092-787
• Seiko 3856-451
• Seiko 5685-603
• Seiko 5669-502
• Seiko 6356-152
• Seiko 7153-401
• Seiko 6157-859