Each one has a Star at the polished end!
 
Wealth, Joy, Love, Sexual Energy and Power. Warms, energizes after exhaustion. Strengthens physical and emotional heart (4th chakra), love, courage, confidence, vitality, stamina, strength, leadership, success over challenges. Intensifies all emotions (passion, jealousy, impatience, love...) Attempted use for pressure/control (for love) backfires onto user
 
Pictured are examples, (stones sold individually) shapes and color may vary somewhat
 
Small 30mm
Medium 40mm
Large 50mm
Extra Large 70mm
 
Ruby Healing Properties and other items