Lab-Grown Diamond Rings for Vancouver

What a lab-grown diamond actually is

A lab-grown diamond is chemically, physically, and optically the same as a mined diamond. It is pure crystallised carbon. It scores 10 on the hardness scale, it refracts light the same way, and to the naked eye — and even under a jeweller's loupe — you cannot tell it apart from a mined stone. It is not a "fake" diamond and it is not a diamond substitute like cubic zirconia or moissanite, which are different materials altogether.

There are two ways these diamonds are grown:

• HPHT (High Pressure, High Temperature) — a small diamond seed is placed under intense heat and pressure that mimics the conditions deep in the earth, and carbon crystallises onto the seed.
• CVD (Chemical Vapour Deposition) — a seed sits in a chamber filled with carbon-rich gas, and layers of diamond build up atom by atom as the gas breaks down.

Both methods produce the same end result: a genuine diamond. If you want a fuller side-by-side, our lab vs natural diamond guide covers it in detail.

Lab-grown vs natural: price & value

The big reason people choose lab-grown is price. Because the supply is produced rather than dug up, lab-grown diamonds cost a good deal less than mined diamonds of the same size and quality — and that gap has widened sharply as production has scaled. To put a number on it, analyst Edahn Golan tracked the average price of a one-carat lab-grown diamond falling from about $3,410 in January 2020 to roughly $892 by December 2024. In practice that means your budget stretches a lot further: you can choose a larger stone, a higher clarity, or simply spend less.

This is also why lab-grown has gone mainstream rather than niche. According to The Knot's 2024 wedding research (reported by Rapaport), 52% of US engagement rings now have a lab-grown centre stone. It is no longer the unusual choice — for many couples it is the default. If you want to understand how the centre stone affects the overall look and cost of a ring, our diamond buying guide breaks down the moving parts.

A note on sustainability, since it comes up often: lab-grown is frequently marketed as the "green" choice. The reality is more mixed. Lab-grown skips mining, but the growing process uses significant energy, and how clean that footprint is depends on the energy source of the facility. Mined diamonds carry their own land and labour considerations. We would rather you choose lab-grown for the honest reasons — value and a real diamond at a lower price — than for an environmental claim we cannot verify for your specific stone.

How lab-grown diamonds are graded

Lab-grown diamonds are graded on exactly the same scale as mined diamonds: the 4Cs — cut, colour, clarity, and carat weight — as defined by the GIA. There is no separate, easier scale for lab-grown. A G-colour, VS1-clarity lab diamond is judged by the same standard as a mined one.

What you should insist on is a certificate from an independent laboratory. The two you will see most often are GIA and IGI. The report confirms the stone's grades and clearly states that it is laboratory-grown. You can confirm any GIA report is genuine yourself using GIA Report Check by entering the report number. We will only ever sell you a certified stone, and we will hand you the certificate. If a seller cannot produce one, walk away.

Designing your ring

Once you have chosen a stone, the ring itself is where it becomes yours. Because our goldsmith works on-site at Coquitlam Centre, we can build a setting around your stone rather than dropping it into something off the shelf. Custom work generally takes about four to six weeks from approved design to finished ring.

A few things we can help with:

• Choosing a setting — solitaire, hidden halo, three-stone, or a bezel — that suits how you use your hands day to day.
• Matching the metal: white, yellow, or rose gold, or platinum.
• Designing a bespoke piece from scratch through our custom engagement ring service.
• Comparing against an alternative stone like moissanite if you want to stretch the budget even further and don't need an actual diamond.

Vanhess Jewellery is a member of the Canadian Jewellers Association, and we have built up more than 150 five-star Google reviews. Planning a trip in from the city? Our visit guide has directions and transit details.

An honest word on resale

Here is the part many sellers skip. Lab-grown diamonds have weak resale value, and you should buy one knowing that. Because new stones keep getting cheaper to produce, the price you paid today will likely be higher than what someone would pay you for it second-hand tomorrow. Do not buy a lab-grown diamond as an investment — buy it because it is a beautiful, genuine diamond you can afford and want to wear.

Mined diamonds hold their resale value somewhat better, though even there, the resale market rarely returns what you paid at retail. If long-term value retention is genuinely your priority, that is a conversation worth having in person, and we will give you a straight answer either way. For most couples, the right question is not "what will this be worth in twenty years" but "is this the ring we want to put on our hands now" — and on that measure, lab-grown is hard to beat.

Lab-grown diamond questions