Georgian "Harriet" Intaglio Seal Fob Pendant pen and the larger is likely

and the larger is likely French based on the design (dated 27th of May 1834)

certified a shade under 5 carats with no heat treatment

as in this case

the piece is modelled in rich 18 karat gold throughout

18 carat cornflower blue Ceylon sapphire nestled within a cluster of brilliant cut diamonds

Georgian "Harriet" Intaglio Seal Fob Pendant pen and the larger is likelyDATE: Georgian, c. 1820 Cool Georgian seal fob pendant with crescent moon motif open gold frame and a rectangular carnelian base intaglio carved with the name Harriet. Crafted in 9 karat rose gold, it dates from the early 19th century, circa 1820. STONES Carnelian agate MEASUREMENTS Height: 2. 0cm Base: 1. 4 x 1. 0cm WEIGHT 2. 0g MARKS No marks present, tests as 9k gold CONDITION Very good, with fine antique patina