Can You Redesign or Reset an Engagement Ring? What to Know Before You Change It

Yes. A diamond can be removed from its setting and reset into a new one, and the rest of the ring can be reworked, remade or added to. Resetting means the centre stone moves into a new setting. Redesigning, or remodelling, means changing the ring's design, which can include reusing the stones and sometimes the metal. Before you change a ring, have the stones inspected, record their measurements and grading report, and decide what happens to the original metal.

The terms are often used interchangeably, but they describe different amounts of change:

A reset suits a stone you love in a setting you do not, such as an inherited diamond in a worn or dated setting. A redesign suits a ring you want to change more completely, such as turning a solitaire into a three stone ring or reusing stones from several pieces.

Resetting follows the same steps as making a new ring, with the stone already chosen:

1. Inspection. The stone and setting are examined under magnification for chips, cracks and wear, and photographed.
2. Measurement. The stone's length, width and depth are recorded, because the new setting is made to fit them.
3. Removal. The claws or bezel holding the stone are opened and the stone is lifted out.
4. Checking the report. If the stone has a grading report, its inscription is matched to the report number.
5. Design. The new setting is designed around the stone's measurements, often as a 3D model first.
6. Making. The new setting is cast or made, and the stone is set into it.
7. Finishing. The ring is polished and checked, with the claws or bezel inspected to make sure the stone is secure.

A stone that was loose or worn in its old setting is worth checking closely. GIA notes that a diamond loose in its setting can wear through a prong over time, so a loose stone is a reason to check the claws and the stone's edge before anything else.

The main risk is damage to the stone while it is removed or set. Diamond is the hardest gem, but hardness is resistance to scratching, not to breaking. GIA explains that diamonds have cleavage directions where a hard blow can split them, and that this can happen during the setting process. Stones with existing chips or feathers near the edge carry more risk.

Heat is the second risk. Jewellers use a torch to solder and repair metal, and GIA notes that diamonds burn at about 850°C, a temperature a jeweller's torch can reach. Heat-sensitive stones need even more care, so any work that uses heat near a stone has to be planned around it.

The risk depends on the stone:

Small side stones carry their own risk. Pavé and channel stones are tiny and can chip or be lost when removed, so they are sometimes replaced with new stones rather than reused.

Often, yes. Old gold or platinum can be melted and cast into a new ring, or refined and exchanged for new metal. A few things affect whether it works:

• The metal and colour. Old metal is usually reused for a ring in the same metal and colour, because white gold, yellow gold, rose gold and platinum are different alloys.
• Past repairs. Old rings often contain solder from resizes and repairs, which changes the metal and can affect the quality of a new casting.
• The weight. A thin, worn band may not contain enough metal for a heavier new design.
• What you lose. Melting removes the original engraving, hallmarks and any handmade detail.

Ask how your old metal will be used before work starts, and whether any value is credited if it is not used in the new ring.

Yes, if the stone is not damaged or recut. A grading report describes the stone, not the setting, so the report number and laser inscription still match after a reset. If the stone is chipped and has to be recut, its weight and possibly its grades change, and it needs to be graded again.

If your stone has no report, the time to get one is while it is out of its setting. IGI notes that for stones graded while mounted, measurements and grades are given as the mounting permits, so a loose stone can be assessed more completely.

• Photographs and measurements of the ring and stones before any work starts.
• The grading report, and the inscription number on the stone matched to it.
• An inspection for chips and cracks, in writing, so existing damage is recorded before removal.
• Who is responsible if a stone is damaged while it is removed or set.
• What happens to the old metal and side stones you are not reusing.
• The size of the new setting, which needs to fit the stone's measurements and your ring size.
• Your insurance. A new setting changes the ring's value and description, so update the valuation and policy once the work is done. Our guide to engagement ring insurance covers what to update.

Not every ring needs a full reset. A worn claw can be rebuilt, a thin band can be replaced with a thicker one, and a ring can often be resized without touching the stone. Our guides to resizing an engagement ring, making a band thicker and claw settings cover those options.

Can you reset a lab-grown diamond?

Yes. A lab-grown diamond is the same material as a mined diamond, so it is removed and reset in the same way and carries the same risks.

Does resetting a diamond change its value?

Not if the stone is undamaged. The diamond's weight and grades stay the same, so its value as a stone does not change. The value of the ring as a whole depends on the new setting and metal.

Can you add a halo or side stones to an existing engagement ring?

Often, yes, depending on the setting. Some settings have room for a halo or side stones to be added, while others need a new setting to fit them.

Is it safe to reset an old or inherited diamond?

Usually, but older stones are more likely to have chips or wear from years in a setting, so have the stone inspected and any damage recorded before it is removed. Older cuts can also have different proportions from modern stones, which the new setting needs to allow for.

Thanks for reading, Jared and Brie