Seiko Cal. 7021 - 751

Seiko 7021-751

The 7021-751 is a sought-after Solar piece from Seiko's golden era. Powered by the 7021 caliber with 31j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-f8cfa7308363]

Also known as: Sumo, Rally

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
8.5mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1974

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