How to Choose an Engagement Ring: Shape, Setting, Carat

Bijouterie Jamil — Choosing the Ring — editorial poster

TL;DR

Here's how to actually pick an engagement ring without getting lost in jargon. Decide on three things in this order: shape (the diamond's outline), setting (how the metal holds it), and carat (the weight, which controls visible size and price). Most Quebec couples in 2026 spend between $2,000 and $15,000 CAD on a complete ring. Walk in knowing your partner's hand, your budget, and roughly what shape they wear, and the rest gets simple.

Table of Contents

  1. The three decisions that actually matter
  2. Diamond shapes, in plain language
  3. Settings: what holds the stone (and why it matters daily)
  4. Carat reality vs. Instagram
  5. Honest budgets for Quebec couples
  6. Lab-grown vs natural — quick gut check
  7. How to compare two rings without freezing up
  8. Custom build vs ready-made
  9. FAQ
  10. Visit Bijouterie Jamil

The three decisions that actually matter

When we sit with couples at the shop on Décarie, the same conversation happens every week. People come in with Pinterest boards, YouTube research, and a vague sense of dread. We always reset the conversation to three decisions: shape, setting, carat. Everything else — metal colour, side stones, prong count — is style on top of those three.

You don't need to memorise the 4Cs before you walk in. You need to know what your partner wears now (delicate or bold), what their hands look like (long fingers or short, slim or wider), and what number you can spend without losing sleep. We'll handle the rest.

If you want a refresher on quality grading, our 4Cs guide covers cut, colour, clarity and carat without the marketing spin. For grading reports, our diamond certification explained article walks through GIA and IGI.

Diamond shapes, in plain language

Shape is the diamond's outline from above. It's the single biggest visual decision. Here are the seven shapes we sell most in Montréal, with the honest tradeoffs.

Round brilliant

The classic. Maximum sparkle thanks to 57 facets engineered for light return. Most expensive per carat because of how much rough is wasted in cutting. Suits almost every hand. About 60% of our engagement ring sales are round.

Oval

A round stretched lengthwise. Looks 15–20% larger than a round of the same carat weight. Flatters shorter fingers by adding visible length. Watch for the "bow-tie" — a dark band across the centre of poorly cut ovals. We always check this in person.

Princess (square)

Sharp 90° corners, modern feel. Strong sparkle, lower price per carat than round. The corners are the weakest point — a setting that protects them (V-prongs) is essential.

Emerald cut

Rectangular with stepped facets. Doesn't sparkle like a round — it flashes in long, mirror-like blocks. Shows clarity flaws more than any other shape, so we recommend a higher clarity grade (VS2 or better). Looks expensive even at smaller carat weights.

Cushion

Square or rectangle with rounded corners. Vintage feel, soft on the eye. Sparkles more than emerald, less than round. Works beautifully in halo settings.

Pear (teardrop)

Round on one end, point on the other. Long, elegant, and elongates the finger. Always set with the point facing the fingernail.

Marquise

Pointed at both ends. Maximum visible size for the carat — a 1 ct marquise looks bigger than a 1 ct round. Polarising shape; people either love it or don't.

Settings: what holds the stone (and why it matters daily)

The setting is the metal architecture around the diamond. It controls how the ring looks, how it survives daily wear, and whether your partner snags it on every sweater.

Solitaire

One stone, four or six prongs, nothing else. Timeless. Easy to clean. Easy to reset later if you ever upgrade the stone. Our most-requested setting.

Halo

A ring of small diamonds (melée) circling the centre stone. Makes a centre diamond look 30–40% larger. Adds sparkle, but the small stones can loosen over years and need a tightening check every 12–18 months.

Hidden halo

A halo tucked under the centre stone, visible only from the side. The face of the ring still reads like a clean solitaire, but you get extra sparkle when light catches it. Very popular in 2026 with couples who want something "soft modern."

Three-stone

Centre diamond flanked by two smaller stones. Symbolises past, present, future. Looks substantial for the carat weight you're paying for.

Bezel

A thin metal rim wraps the entire diamond. The most secure setting we offer. Great for nurses, teachers, hairdressers, anyone working with their hands. Slightly mutes the diamond's sparkle but makes the ring almost impossible to catch on fabric.

Pavé band

Tiny diamonds set into the band itself. Adds sparkle and perceived value. Same maintenance note as halos — small stones need a check.

For any setting, ask your jeweller whether your partner's lifestyle matches it. A pavé halo on someone who lifts weights at the gym four times a week is a recipe for lost stones.

Carat reality vs. Instagram

Carat is weight, not size. A 1 carat round diamond is 6.5 mm across. A 2 carat is 8.1 mm — only 25% wider, but it costs roughly 3–4 times more. The visual jump from 1 ct to 2 ct is far smaller than the price jump.

Instagram has trained people to expect 2 ct and 3 ct stones. The reality in Montréal is different. Of the engagement rings we sold last year, the centre stone broke down roughly like this:

  • 0.50–0.99 ct: ~40% of buyers
  • 1.00–1.49 ct: ~35% of buyers
  • 1.50–1.99 ct: ~15% of buyers
  • 2.00 ct and up: ~10% of buyers

A well-cut 0.90 ct in a halo setting reads visually like a 1.30 ct solitaire and saves you thousands. We do this trick constantly. There's no shame in it — there's only the ring on her finger and what's left in your savings account.

If you want every dollar working harder, our 4Cs guide explains why cut grade matters more than carat for sparkle, every single time.

Honest budgets for Quebec couples

Forget the "three months' salary" rule. That came from a 1947 De Beers ad campaign. In 2026, here's what couples actually spend at Bijouterie Jamil:

Budget range (CAD) What you can realistically get
$2,000 – $4,000 0.50–0.75 ct natural or 1.00 ct lab-grown, 14K gold solitaire or simple halo
$4,000 – $7,000 0.90–1.20 ct natural, good cut, 14K or 18K gold, halo or three-stone
$7,000 – $12,000 1.30–1.75 ct natural with strong cut/colour, 18K gold or platinum, custom design possible
$12,000 – $20,000 2.00+ ct natural, top cut, premium colour/clarity, full custom build
$20,000+ 2.50+ ct, rare colour grades, signature custom work, fancy shapes in larger sizes

These numbers include the setting, the metal, taxes (GST + QST = 14.975% in Québec), and basic resizing. Add about $200–$600 CAD if you want personal engraving or a custom band.

Two practical notes for Québec specifically:

  1. Taxes are real money. A $6,000 ring becomes $6,898.50 at the till. Budget the full out-the-door number, not the sticker.
  2. Winter sizing matters. Fingers shrink slightly in our cold winters. We size for the average of summer and winter measurements. More on this in our ring sizing guide.

Lab-grown vs natural — quick gut check

Lab-grown diamonds are chemically identical to mined diamonds. Same hardness, same sparkle, same grading. They cost roughly 60–75% less for the same carat and quality. That's the only honest summary.

If your partner wants the largest possible look on a fixed budget — go lab-grown. If they care about long-term resale or the romantic story of a natural stone — go natural. There's no wrong answer. We sell both. Our lab-grown vs natural diamonds article goes deeper on the tradeoffs.

How to compare two rings without freezing up

When customers narrow it down to two contenders, they freeze. Here's the framework we walk them through:

  1. Hold both at arm's length. Which one catches your eye first across the room? That's your gut.
  2. Compare them on the same finger. Not in trays, on the actual hand. Lighting and skin tone change everything.
  3. Compare prices per visible mm, not per carat. A larger oval at lower carat can beat a smaller round at higher carat for less money.
  4. Ask: which one would I be happy to wear in 20 years? Trends fade. Round, oval, emerald and cushion have lasted a century.
  5. Sleep on it. We hold any ring for 48 hours, no deposit, for couples who need a night to think.

Custom build vs ready-made

Roughly half of our engagement rings start as custom builds. The process takes 3–5 weeks from sketch to finished ring. You bring an idea (or just a budget and a shape), we sketch it, you approve a CAD render, we cast it, set the stone, and polish.

Custom is the right call when:

  • You want a specific shape we don't have in the case
  • You're starting from a family stone (heirloom diamond, grandmother's setting)
  • You want a non-standard band — twist, split shank, tapered baguettes
  • You want engraving inside, a hidden birthstone, or a specific date

Ready-made is the right call when you're proposing in under three weeks, your partner already knows the exact ring they want, or the setting in our case is already perfect.

We'll be honest with you in the consultation about which path saves you money and time. Sometimes custom is cheaper. Sometimes the ring on the shelf is the answer.

FAQ

How much should I spend on an engagement ring in Quebec?

Most Quebec couples spend between $2,000 and $15,000 CAD all-in, including taxes. The "three months' salary" rule is a marketing slogan from 1947 and we don't recommend it. Spend what fits your savings without putting financial stress on the marriage.

What's the most popular engagement ring shape in 2026?

Round brilliant is still the most-sold shape (about 60% of our sales). Oval is second and growing fast. Cushion and emerald cut round out the top four. Pear and marquise are smaller but loyal niches.

Solitaire or halo — which is better?

Solitaire is timeless, lowest maintenance, and easiest to reset later. Halo gives the visual impression of a 30–40% larger centre stone for the same money but needs a prong check every 12–18 months. Pick solitaire if your partner is low-maintenance about jewellery; pick halo if visual size matters.

Is a 1 carat diamond big enough?

For most fingers, yes. A 1 ct round measures 6.5 mm across — clearly visible from across a table. A well-cut 1 ct in a halo setting reads visually like 1.3 ct. Don't let Instagram convince you that you need 2 ct to be taken seriously.

How do I find out my partner's ring size without them knowing?

Borrow a ring they currently wear on the correct finger and bring it to us. We'll measure it in 30 seconds. If you can't borrow one, ask their best friend or mother. As a last resort, propose with a temporary ring and we'll resize the real one for free within 60 days of purchase.

Should I buy lab-grown or natural?

Lab-grown costs 60–75% less for the same look. Natural holds resale value better and carries the traditional story. Both are real diamonds. Buy lab-grown if you want the biggest look for the budget; buy natural if long-term value or romance matters more.

How long does a custom engagement ring take to make?

Three to five weeks at Bijouterie Jamil, from first sketch to finished ring. Rush jobs in two weeks are possible for an extra fee. Plan four weeks if you want zero stress.

Can I see the ring before I buy it?

Yes. We hold any ring for up to 48 hours with no deposit, and we offer free private consultations in the Montréal store. You can also get CAD renders of any custom build before you commit. Book a consultation through bjamil.com.

Plan a private consultation

If you're starting the engagement ring conversation, the easiest first step is a free 45-minute consultation at our Montréal showroom. We'll show you shapes side by side, measure your partner's ring (if you have it), and walk through real budget options — no pressure to buy. Book through bjamil.com or call us. Couples who come in once almost always leave with a clear plan, even if they walk out without buying.


Ziko Khazzoum is the second-generation owner of Bijouterie Jamil, a Montréal jewellery house in business for over 60 years. He specialises in engagement rings, luxury watches, and gold buying, and has personally guided thousands of Québec couples through the ring decision.