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Beta

These docs cover RhinoArtisan 7.0, which is still in beta. The contents are provisional: features and pages can still be added, changed or removed before the final release.

Diamonds and Gemstones

Toi et Moi

Toi et Moi

The Toi et Moi command creates the signature two-stone arrangement — “you and me” — with two gemstones straddling the top of the ring, one leaning toward each side. Like Three Stones, it works as a Gem Studio for a complete ring top: the stones are created together, already positioned around the ring size, and baked as a single editable element.

The key difference from Three Stones is that here each stone is fully independent: its own shape, material, weight and placement. That’s what makes the classic toi et moi combinations possible — a pear and a round, a sapphire and a diamond, two different carat weights — while still designing them as one coordinated pair.

The Toi et Moi command: live preview of the two gems leaning over the finger circle, with the total carat weight shown above the stones

The command panel is divided into two sections: Ring and Stones.

Ring

The Ring section defines the finger size the pair is arranged around. Set the ring size using your preferred sizing standard, and both stones will be positioned at the correct distance from the finger circle. A reference circle for the finger is created together with the stones, so the whole set stays consistent when you edit it later.

Stones

The Stones section contains two tabs, one for each stone of the pair. By default the command opens with a mirrored configuration — same gem on both sides, leaning toward each other — and from there you customize each stone separately:

  • Shape: Choose the cut from the same catalog as Gem Studio: Round, Cushion, Princess, Radiant, Pear, Oval, Marquise, Heart, Emerald, Asscher, Trillion, Triangle, Calf, Coffin and Baguette.
  • Material: Select the gemstone material (Diamond, Ruby, Emerald, Sapphire, Amethyst, Aquamarine, Morganite, Citrine, Tanzanite, Quartz or Moissanite). The material is shown with its color in the viewport and affects the carat-to-size conversion through its density.
  • Carats: Set the weight of the stone. The gem dimensions are computed from the carat weight using standard proportions for the selected shape and material.
  • Distance above ring: Controls how far the stone sits above the finger circle, in millimeters.
  • Angle: Positions the stone around the finger axis, measured from the top of the ring. Positive values lean to one side and negative values to the other, so the two stones sit on opposite sides of the ring’s center line.
  • Rotation: Rotates the stone around its own vertical axis — essential for orienting fancy cuts, such as pointing a Pear culet toward its partner.
  • Rotation Y: Tilts the stone toward or away from its partner. This is what creates the characteristic embrace of a toi et moi, with the two gems leaning into each other.

Saving your defaults

The header of the panel includes a Save defaults button. Click it to store the current configuration (shapes, materials, weights and positions) as your default starting point — the next time you run the command, it will open with those values, keeping the ring size of your current session. Right-click the same button to delete the saved defaults and go back to the factory values.

An editable pair

When you accept the command, the two gems and the finger reference circle are baked into the document as a single group, ready for you to build the setting around them — prongs, bezels, or any gemset applied to each stone.

Because the element is editable, you can reopen it at any time to change either stone — a different cut, a bigger carat weight, a new position — and the geometry is replaced in place, so everything you built on top of the stones stays attached and follows the update.