Seiko Cal. 7191 - 167

This Spring Drive model from 1971 features a 39mm Hardlex-Coated Steel case. Powered by the 7191 caliber with 27j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-bba1ff813e66]

Also known as: Sumo, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1971

Related Models

• Seiko 4579-301
• Seiko 7183-220
• Seiko 4428-633
• Seiko 5639-700
• Seiko 3893-183
• Seiko 6337-938
• Seiko 6269-120
• Seiko 4515-957
• Seiko 4417-413
• Seiko 0778-211
• Seiko 6358-581
• Seiko 0717-147