Seiko Cal. 7139 - 556

This Automatic model from 1976 features a 35mm Stainless Steel case. With its 19mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-4ac6cb68e261]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1976

Related Models

• Seiko 6329-402
• Seiko 6184-280
• Seiko 0785-342
• Seiko 5655-878
• Seiko 6145-345
• Seiko 6123-129
• Seiko 6319-485
• Seiko 7192-248
• Seiko 6398-784
• Seiko 5621-866
• Seiko 6336-917
• Seiko 6189-213