A fifteen-millimetre smoky quartz, in yellow gold.A fancy-cut smoky quartz roughly fifteen-by-fifteen millimetres at the face, hand-selected at the source for the warm topaz-brown depth. Set in fourteen-karat yellow gold with a rope-twist bezel and an open gallery beneath the stone, so light passes...

Smoky quartz, set in yellow gold.A ten-by-twelve-millimetre oval smoky quartz at the centre, hand-selected at the source for the warm topaz-brown depth that runs through the cut. Set in fourteen-karat yellow gold, finished to a single polished surface around the stone with the band...

The solitaire, in garnet.A six-by-eight-millimetre oval garnet at the centre, hand-selected at the source for the deep red saturation. Bezel-set in fourteen-karat white gold, the metal running continuously around the stone. The band is finished to a single polished line beneath.The best jewels make...

A square of diamond, set across the finger.Thirty-two round-brilliant diamonds — point-four-five carats — arranged in a square field at the face of the ring, in fourteen-karat yellow gold. The stones are matched at the atelier so the square reads as a single plane.Unmistakably...

A teardrop of diamond, set in filigree.Eighteen round-brilliant bezel-set diamonds — point-one-five carats — arranged in a teardrop along the face of the ring, with hand-cut filigree along the shoulders. Set in fourteen-karat yellow gold, the bezels running clean along the curve of the...

Three rows of diamond, set across the finger.2.45 carats total weight of round-brilliant diamond, arranged in three parallel rows in fourteen-karat gold. Each row is set by hand, the stones matched for colour and proportion so the three lines read as a single field.Unmistakably...

Three princess cuts, set in a single line.Three princess-cut diamonds encircled by thirty-four round-brilliant stones — point-five-three carats in total — set in fourteen-karat gold. The princess corners are held in their own prongs; the rounds frame them.Unmistakably Isaac Westman.

The wedding band, set with nine diamonds.Nine round-brilliant diamonds — point-one-three carats — set along the face of the band in fourteen-karat white gold. The line is finished low against the metal, so the ring sits flush against an engagement ring.Heirlooms in the making.

South Sea pearl, held over pavé.An eleven-millimetre white South Sea pearl at the centre, the shoulders pavé-set with round-brilliant diamond — roughly point-three carats — in fourteen-karat white gold. The pearl is chosen for surface and luster; the band carries it without crowding.Elegantly modern....

Bold and dramatic, this stylish ring is created from 14k yellow gold and features a diamond cut and filigree design.  Gift her this fabulous piece and she’ll surely make a statement the moment she walks into the room.

A flower, carved in yellow gold.A flower silhouette shaped from fourteen-karat yellow gold, hand-finished to detail around the petals. Round-brilliant diamond accents the centre — weight scales with the variant. The metal is shaped and finished in the New York atelier, with the petals...

The halo, set close around the centre stone.A round-brilliant centre framed by a single ring of matched diamonds — point-four carats in total weight around the halo — set in fourteen-karat gold or platinum. The centre stone is selected for proportion first; the halo...