A heart of amethyst, ringed in diamond.A ten-millimetre heart-cut amethyst at the centre, framed by twenty round-brilliant diamonds and trailed by six more set along the chain — point-five-six carats in total. The metal is eighteen-karat white gold; the pendant rides a seventeen-inch rolo...

A pair of Akoya pearls. Held by screw-backs.Japanese Akoya pearls — chosen at the source for the mirror-bright luster characteristic of saltwater Japan — set on fourteen-karat gold posts with screw backs rather than friction. Pearl size scales with the variant from six-and-a-half to...

An Akoya pearl, set with diamond.A Japanese Akoya pearl, eight to eight-and-a-half millimetres, chosen at the source for the silver-white luster characteristic of Japan's saltwater farms. Point-zero-eight carats of round-brilliant diamond accent the bail in fourteen-karat white gold; the pendant rides a seventeen-inch Italian-made...

London blue topaz, set along the wrist.Bezel-set London blue topaz in fourteen-karat gold — the deep, ink-blue cousin to the lighter sky stone. Each gem is hand-selected at the source for saturation and clarity; the bezels run continuously around the wrist, the metal sitting...

Sapphire, set across the band.Blue sapphire, hand-selected at the source for colour and clarity, set in fourteen-karat white gold and accented with round-brilliant diamond along the shoulders. The band carries colour and light in a single line.Elegantly modern. Forever classic.

Pearl, paired with diamond, set to swing.Cultured freshwater pearls, nine to nine-and-a-half millimetres, chosen by hand at the source for luster and roundness, suspended below point-seven-five carats of round-brilliant diamond in fourteen-karat white gold. The drop balances at the post; the pearl sits at...

Amethyst, bezel-set along the wrist.Four-millimetre amethyst gems, hand-selected at the source for colour, bezel-set continuously along seven-and-a-half inches of fourteen-karat yellow gold. The bezel reads as a single line; the colour runs deep across the wrist.The best jewels make the best gifts.

Diamond, set in eighteen-karat white gold.Round-brilliant diamond, hand-matched at the atelier for colour and proportion, set in eighteen-karat white gold. Weight scales with the variant. The metal is refined to a higher standard than the catalog norm — eighteen-karat rather than fourteen — and...

The signet, in onyx and diamond.A ten-by-fourteen-millimetre polished black onyx at the face, hand-selected for an even matte field with no banding. Point-zero-seven carats of round-brilliant diamond accent the shoulder in fourteen-karat white or yellow gold.Unmistakably Isaac Westman.

Moonstone, set above diamond.Pear-shaped moonstone gems, ten-by-fifteen millimetres, hand-selected at the source for the cool adularescent glow. Point-zero-five carats of round-brilliant diamond accent the drop in fourteen-karat yellow gold, the stones swinging clean below the post.The best jewels make the best gifts.

This vibrant bracelet features an array of colorful semi-precious gemstones to bring just the right touch of sophistication to your everyday style. The perfect choice. Blue Topaz Citrine Amethyst Garnet Peridot

The hoop, paved in diamond.Point-nine carats of round-brilliant diamond, pavé-set continuously around a two-tone fourteen-karat hoop. Yellow gold inside, white gold outside, with the stones held flush along the outer face. The hinge closes with a snap-back at the lobe.Elegantly modern. Forever classic.

A band of forty-two pavé diamonds.Point-two-five carats total weight of round-brilliant diamond, set continuously around a fourteen-karat white gold band. Each stone is held flush with the metal; the surface reads as a single line of light around the finger, without break or gap.Elegantly...

A band, paved in diamond.Round-brilliant diamond, pavé-set across the band in fourteen-karat gold, each stone held flush with the metal. Total weight scales with the variant; the surface reads as a single continuous line of light around the finger.Elegantly modern. Forever classic.

A pear of blue sapphire, held in four prongs.A six-by-eight-millimetre pear-shaped blue sapphire at the centre, hand-selected for saturation, with point-three carats of round-brilliant diamond along the shoulders. Set in fourteen-karat white gold or platinum, finished to a single polished line.Heirlooms in the making.