Seiko Cal. 7091 - 720

Seiko 7091-720

The 7091-720 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7091 caliber with 17j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-56a8b1625d3c]

Also known as: Sea Horse, Crown

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
14.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
50m
Dial Color
Burgundy
Jewels
17j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1975

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