Material: 925 Sterling silver with white rhodium plating (hypoallergenic metal).
Natural gemstones: Dark Blue Sapphires (treated) 15.06ct - 2 pcs. (0.5 cm x 0.5 cm), 12 pcs. (0.45 cm x 0.7 cm), 12 pcs. (0.25 cm x 0.25 cm), 66 pcs. (0.15 cm x 0.15 cm)
Earring's dimensions: width-2.5 cm; length-2.35 cm.
Clasp's type: English lock.
These are approximate dimensions (error less than 1 mm).
