Seiko Cal. 3839 - 687

This Spring Drive model from 1974 features a 36mm PVD Black case. With its 18mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-0b33f6be6b5f]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1974

Related Models

• Seiko 6390-901
• Seiko 3828-408
• Seiko 5212-262
• Seiko 7190-939
• Seiko 5289-117
• Seiko 4567-782
• Seiko 6194-493
• Seiko 5635-353
• Seiko 4598-926
• Seiko 4473-653
• Seiko 6314-412
• Seiko 6277-496