Seiko Cal. 7139 - 284

This Spring Drive model from 1986 features a 37mm Two-Tone case. With its 19mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-258859d93300]

Also known as: Samurai, Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1986

Related Models

• Seiko 3870-335
• Seiko 7198-279
• Seiko 7051-585
• Seiko 6364-652
• Seiko 3858-190
• Seiko 0770-496
• Seiko 5212-552
• Seiko 4552-585
• Seiko 6341-286
• Seiko 6286-574
• Seiko 5612-864
• Seiko 6676-861