Antique Victorian Maltese Cross Pendant w/ Diamond Bale

Era: Victorian
Origin: 
Material: Silver over 18k gold
Gemstones: old cut diamonds approx 3.8 carats total. I-J color, VS-SI clarity
Dimensions: 1 1/2" x 1 1/2"
Weight: 15.51 grams
Circa: late 1840