The W-720 is a mid-range 100m water resistant watch. It is a bit chunkier in design than a typical Casio F-91W, but is still surprisingly slim at 8.5mm It features Casio Module 549 which comes with the same features (and instruction manual) as the modules found in the Casio DW-5600C G-Shocks of the time. The W-720 was re-released in a revised "W-720 T" version which was sold as recently as 2015. This featured Module 1846 with the same features, but a green LED back light. This version also came
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CASIO - W-720 - w-series - Vintage Digital Watch
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La primera vez que visteis un Casio W-720 ¿En que año fue? - RSWF Rising Sun Watch Forum - HdR
CASIO - W-720 - w-series - Vintage Digital Watch
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Zona Casio: Diferencias entre el Casio W-720 de los ochenta, y su última actualización
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History 1970
Casio Men's PRG-270-1 Protrek Triple Sensor Multi-Function Digital Sport Watch : Casio: : Clothing, Shoes & Accessories
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CASIO W-720 Very Rare VINTAGE (FIRST SERIES)
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