Pendant Size: 17.4x17.4mm Personalization: Up to 1 simulated birthstone Choose 1 birthstone. Use the letter key below to represent the month(s). Selection must be made using capitalized letters: A=January B=February C=March D=April E=May F=June G=July H=August I=September J=October K=November L=December Jewelry photos are enlarged to show detail. Disclaimer: Metal may be rhodium plated to enhance appearance and reduce tarnishing. Features: Personalized, Family Jewelry, Quick Ship Jewelry Closure: Spring Ring Clasp Link Construction: Solid Stone Cut: Round Metal Color: White Chain Length: 18 Inch Chain Width: .9 Millimeters Chain Construction: Cable Authenticity: Simulated Stone Metal: Sterling Silver Necklace Type: Pendant Necklaces Assembled in the US from Imported Materials ALL SALES FINAL Metal may be rhodium plated to enhance appearance and reduce tarnishing. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.