1 (ONE) Rose Quartz Merkaba Star Pendant Silver Plated RP Exclusive COA (AM8B2-02) 1 (ONE) Rose Quartz Merkaba Star Pendant Silver Plated RP Exclusive COA Materials: merkaba pendant, silver plated, silver rose quartz, rose quartz, silver rose quartz, rose quartz. The measurement of these pendants is approx.: 50 mm (not including bail). Rock Paradise Exclusive with Certificate of Authenticity Find more great pendants and stones in our shop. Search Rock Paradise on Amazon. We also have many bulk deals available!