Seiko Cal. 3891 - 230

This Hand-Winding model from 1988 features a 45mm Stainless Steel case. With its 19mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-c21666733d5d]

Also known as: World Timer, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1988

Related Models

• Seiko 0739-468
• Seiko 7129-648
• Seiko 5691-391
• Seiko 0745-679
• Seiko 5290-588
• Seiko 4463-788
• Seiko 6399-649
• Seiko 5643-361
• Seiko 5621-662
• Seiko 6146-367
• Seiko 6314-479
• Seiko 4413-866