Seiko Cal. 7172 - 747

Seiko 7172-747

The Seiko 7172-747 represents an important milestone in Seiko's 1988 lineup. Powered by the 7172 caliber with 28j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-6bfecbc88f81]

Also known as: Samurai, Arnie

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
12.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
120m
Dial Color
Green
Jewels
28j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1988

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