Seiko Cal. 7172 - 939

The Seiko 7172-939 represents an important milestone in Seiko's 1979 lineup. Powered by the 7172 caliber with 27j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-8adc38962af9]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1979

Related Models

• Seiko 7092-632
• Seiko 6268-482
• Seiko 6211-725
• Seiko 5230-183
• Seiko 7062-120
• Seiko 7186-411
• Seiko 4562-522
• Seiko 6354-500
• Seiko 6334-493
• Seiko 5626-932
• Seiko 3886-966
• Seiko 6630-832