Casio Put Two Blue Sapphires Into This 500-Piece G-Shock
The MRG-B5000SA-2 puts two 2-carat lab-grown blue sapphires into the bezel of a shock-resistant square G-Shock. Casio surrounds them with a multi-part metal structure rather than building the case from sapphire, a crucial distinction from its separate MRG-D5000 Blue Sapphire.…
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