Seiko Cal. 7177 - 641

Seiko 7177-641

The Seiko 7177-641 represents an important milestone in Seiko's 1981 lineup. Powered by the 7177 caliber with 18j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-10d5f43b560e]

Also known as: Shogun, Rally

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
42mm
Case Thickness
14.5mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
140m
Dial Color
Silver
Jewels
18j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1981

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