Onyx/Agate/ Hematite anchored by a crystal encrusted pave' dogtag.  Strength/Balance/Grounding

 Onyx gives strength.  It promotes vigor, steadfastness and stamina.  Imparts self-confidence. 
Agate is an excellent stone for rebalancing and harmonising body, mind and spirit. ..
Hematite has very powerful and strong grounding energy; you can feel that just by holding this necklace in your hand.