CHAPTER TWO · THE FEATURED COMPOSITIONS
The Featured Compositions.
Each piece in this gallery exists only once. The stones chosen are irreplaceable, the settings unmatched, and the craftsmanship a record of the best our atelier can achieve.
01 · SUITE · PARAÏBA & DIAMOND
A suite of Paraïba tourmalines: earrings, necklace and ring. Their neon blue-green, caused by copper not iron, is unmatched by any other gem family. ICA Premium Report and IGI certified.
“Our magnificent jewels capture the colour of every emotion.”
THE HOUSE OF HATTA
02 · SUITE · EMERALD & DIAMOND
Three Colombian emeralds of matched colour, set in a lace of brilliant-cut diamonds. GRS-certified origin. ICA supplementary evaluation 2023.
03 · PARURE · FANCY SAPPHIRE & DIAMOND
Four fancy sapphires in matched colour, composed into a full parure: bracelet, earrings, necklace and ring. GRS, IGI, and ICA certified.
04 · PARURE · RUBY & DIAMOND
A Burmese ruby parure: 88.51 ct necklace, 25.8 ct earrings, 10.26 ct ring. 124.57 carats total. Among the most significant ruby compositions in private hands. GIA, GUB, and ICA certified.
Mogok provenance
05 · PAIR · RUBY & DIAMOND
Two Burmese rubies of exceptional colour, a 21.43 ct necklace and 9.73 ct earrings, set in the house’s signature diamond lace. Triple-certified: GRS, GIA, and GL.
UNHEATED BURMESE RUBY
31.16 CT TOTAL · MATCHED PAIR
GRS · GIA · GL CERTIFIED
PLATINUM & 18K GOLD MOUNT
06 · PARURE · EMERALD & DIAMOND
A Colombian emerald parure: 21.08 ct necklace, 18.44 ct earrings, 14.12 ct ring. 53.64 carats of exceptional weight assembled over eight years. GRS, GUB, and ICA certified.
Colombian provenance
THE CATALOGUE
Every jewel, past and present.
The featured compositions are a curated few. The full Hatta catalogue holds every jewel, sculpture, and gemstone currently offered by the house.




