Seiko Cal. 3874 - 139

This Hand-Winding model from 1986 features a 34mm Two-Tone case. With its 21mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-937e20749c66]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1986

Related Models

• Seiko 6652-429
• Seiko 0736-445
• Seiko 6335-983
• Seiko 0757-431
• Seiko 4421-706
• Seiko 6397-643
• Seiko 4432-906
• Seiko 6682-826
• Seiko 6651-860
• Seiko 5628-567
• Seiko 4513-854
• Seiko 6640-109