Customize with children's birthstones. This elegant pendant is available in sterling silver with 1 to 5 birthstones. This pendant is also available in solid gold, let me know for price quote. When you're ordering select number of stones in the drop down options then include a note for birthstone details. Stones will be set from left to right. The following simulated birthstones will be set: January - Simulated Garnet $0 February- Simulated Amethyst $0 March - Simulated Aquamarine $0 April - White CZ $0 May- Simulated Emerald $0 June - Simulated Alexandrite $0 July - Simulated Ruby $0 August - Simulated Peridot $0 September - Simulated Sapphire $0 October - Simulated Pink Tourmaline $0 November - Simulated Citrine $0 December - Simulated Blue Topaz $0 I also carry genuine stones for an additional cost, let me know if you're interested. January - Genuine Garnet + $8 February- Genuine Amethyst + $12 March - Genuine Aquamarine + $28 April - Genuine Diamond + $135 May- Genuine Emerald + $56 June - Lab-Created Alexandrite + $48 July - Genuine Ruby + $64 August - Genuine Peridot + $9 September - Genuine Sapphire + $54 October - Genuine Pink Tourmaline + $28 November - Genuine Citrine + $8 December - Genuine Blue Topaz + $13 18" silver box chain is included. Stone sizes: 3 mm Shared prong set Pendant Length: 16 mm Pendant Width: 16 mm Custom hand made. Production time: 5-7 business days. Your personalized items will be shipped in nicely packaged and protected jewelry box.