The Sapphire Rivière
CEYLON SAPPHIRE · ROUND · PT 950 · 42 STONES
Platinum, hand finished at the bench. Every piece shown is a real work in the studio today. · 4 WORKS
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CEYLON SAPPHIRE · ROUND · PT 950 · 42 STONES
DIAMOND · ROUND · PT 950 · 38 STONES
GRAY SPINEL · HEXAGON · PT 950 · 18 IN
NATURAL DIAMOND · ROUND · PT 950 · 38 STONES
You have seen all 4 WORKS here.
Before you choose
16 inches sits at the collarbone, 18 at the first button, 20 and up reads as a layer. Measure a chain you already love.
A single stone on a fine chain works every day; layers want mixed lengths two inches apart so they never tangle.
Under 1.2 mm kinks with daily wear. Ours start at 1.4 mm for anything carrying a stone.
Lobster clasps for security, slider bolos for one-handed dressing. We fit either at the same price.
The short answer
Platinum necklaces at Made With Color: 4 works from $1,620 to $12,800, made to order at one bench in New York. Every stone ships with a passport naming origin, carat, cut, and any treatment in plain words. PT 950: the heaviest, most secure metal at the bench.
Platinum, hand finished at the bench. Every piece shown is a real work in the studio today. We choose every stone loose, in daylight, and every work above carries a passport that says exactly what it is.
16 inches sits at the collarbone, 18 at the first button, 20 and up reads as a layer.
Choose the chain length before the pendant. Measure a chain already loved.
PT 950 is the heaviest and most secure metal we set; it grays softly rather than wearing thin.
It does not wear away; it displaces. The soft gray patina can be re-polished or kept, your call.
Prices are per work, as of 16 Aug 2026, and move with the stone, never with a formula. Each piece is one of a kind.
Density. The same ring takes noticeably more precious metal by weight, and the metal itself never plates or thins.
Today, $1,620 to $12,800 across 4 works, most near $12,800. Each is one of a kind, so the page moves as stones sell and new ones are set.
Ready-now works leave the studio within two business days, insured and signed for. Made to order pieces state their bench time on the page, most within three to four weeks.
Thirty days from delivery, in original condition, in the slate box. Resizing is free for life on rings, and any stone we set can be reset into a new mount as taste changes.
The safest home for the most valuable stones; prongs that do not thin with decades.
Kept for life
◆Cleaning and polishing◆Prongs tightened and retipped◆White gold re-plated◆Resizing◆Resetting into something newEvery page below is real: filtered from the works in the studio today, or an open invitation to commission the piece that is missing.
Client notes, unedited
“They talked me out of a bigger stone and into a better one. Who does that?”M. CHEN, SEATTLE · COMMISSION No. 114