Seiko Cal. 7170 - 739

Seiko 7170-739

The 7170-739 is a sought-after Solar piece from Seiko's golden era. Powered by the 7170 caliber with 29j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-42244162f825]

Also known as: Sumo, Bellmatic

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
10.0mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Cream
Jewels
29j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1992

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seikata-wm-42244162f825