Seiko Cal. 7191 - 539

The Seiko 7191-539 represents an important milestone in Seiko's 1975 lineup. With its 22mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-c7b7f0492822]

Also known as: Sumo, Bullhead

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1975

Related Models

• Seiko 5261-317
• Seiko 4487-866
• Seiko 6250-527
• Seiko 0753-425
• Seiko 7086-550
• Seiko 6239-328
• Seiko 5222-885
• Seiko 4429-131
• Seiko 3897-867
• Seiko 5246-887
• Seiko 0739-806
• Seiko 7022-272