Seiko Cal. 4581 - 327

The Seiko 4581-327 represents an important milestone in Seiko's 1966 lineup. With its 19mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-7be0fdd9648c]

Also known as: Bullhead, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1966

Related Models

• Seiko 7060-771
• Seiko 0772-908
• Seiko 0783-419
• Seiko 5225-722
• Seiko 6615-695
• Seiko 6175-427
• Seiko 7093-900
• Seiko 6643-836
• Seiko 5210-465
• Seiko 5247-472
• Seiko 5276-285
• Seiko 6266-241