The Perfect Last Minute Holiday Proposal with a Preset Engagement Ring

You’ve realized that Christmas or New Year’s is the perfect time for your romantic proposal! But you don’t yet have a ring. You might see advice online about proposing with a temporary ring, but Robbins Brothers has the ring of your dreams available today!

The secret to a calm, joyful holiday proposal is a preset engagement ring: a complete design where a hand-selected diamond is already set in its mounting. There is nothing left to build and nothing left to wait for, so you can choose a ring you love and be ready to get down on one knee by the time the lights come up. Below, we walk through the styles our guests reach for most during the season, plus a few tips to make your moment feel effortless.

What’s the Difference Between a Preset Ring and a Setting?

A setting, sometimes called a semi-mount, is the metal framework of a ring without its center diamond. You choose the mounting and the center stone separately, and then our master jeweler unites them, which is a wonderful route when you have time to plan. A preset ring, by contrast, arrives complete: the center diamond and any accent stones are already set, sized to a standard finger, and ready to leave with you. When the calendar is working against you, a complete ring removes the step that usually takes the longest. Browse our full range of complete engagement rings to see how many finished looks you can choose from.

Solitaire Lab-Grown Diamond Engagement Rings

For a look that never dates, a solitaire lets a single lab-grown diamond take center stage. The clean lines flatter every hand and pair with any wedding band you choose later, which makes a solitaire a confident pick when you want something timeless without a long wait. Explore more classic solitaire engagement rings, or ask us to pull comparable stones side by side.

Eternalle 14k White Gold Lab-Grown Diamond Engagement Ring 2 1/4 ct. tw.

• SKU: 0460238
• 14k white gold shank with a polished finish
• Eternalle designer collection, prong setting
• 1 1/2 ct. oval lab-grown center, 2 1/4 ct. tw. total

Yellow Gold Preset Engagement Rings

Yellow gold is having a real moment: warm, flattering against most skin tones, and rich with vintage character. Each of these rings is a complete design, so the golden glow you picture is the ring you take home. See more lab-grown diamond engagement rings in warm metals, or let us show you the difference between 14k and 18k in person.

Eternalle 14k Yellow Gold Lab-Grown Diamond Engagement Ring 2 1/2 ct. tw.

• SKU: 0463334
• 14k yellow gold with a prong setting
• Eternalle designer collection, oval center stone
• 2 ct. lab-grown center, 2 1/2 ct. tw. total

Eternalle 14k Yellow Gold Lab-Grown Diamond Engagement Ring 2 ct. tw.

• SKU: 0459744
• 14k yellow gold with a prong setting
• Eternalle designer collection, round center stone
• 2 ct. lab-grown center with matched side stones

Side Stone Diamond Engagement Rings

If you love extra sparkle, side stone rings frame the center diamond with additional accents that add width, brilliance, and a touch of drama. They also photograph beautifully, which is an underrated perk once the proposal pictures start flying. Compare more emerald-cut engagement rings and other shapes to find the silhouette that fits your love story.

Eternalle 14k Yellow Gold Lab-Grown Diamond Engagement Ring 3 1/2 ct. tw.

• SKU: 0459495
• 14k yellow gold with a vintage-inspired design
• Eternalle designer collection, emerald-cut center
• 3 ct. center framed by side stones, 3 1/2 ct. tw. total

Eternalle 14k White Gold Lab-Grown Diamond Engagement Ring 3 ct. tw.

• SKU: 0456650
• 14k white gold shank with a polished finish
• Eternalle designer collection, emerald-cut center
• 2 ct. center with side stones, 3 ct. tw. total

Tips for a Last-Minute Holiday Proposal

A little planning goes a long way when the big question is only days away. These small moves keep the pressure low and the moment feeling as special as you imagined.

• Know their ring size if you can. If you are not certain, do not let a number stop you, because most complete rings can be resized after the holidays.
• Lean on shape over size. A well-cut oval or emerald reads generous on the hand and is easy to fall for at first sight.
• Book time with an expert. A quick appointment gives you dedicated help and a calmer, faster decision.
• Plan the reveal. If you want their input on the final design, propose with the complete ring now and refine the details together afterward.

For more inspiration, read our guide to lab-grown diamonds and our tips for a perfect proposal.

Frequently Asked Questions

What is the difference between a preset engagement ring and a setting?

A setting is the mounting on its own, waiting for a center diamond you select separately. A preset ring is already finished, with the center and any accent stones in place and sized to a standard finger. If you are proposing soon, a preset ring is the faster path. Visit any of our showrooms and we will show you both approaches side by side.

Can I really take an engagement ring home the same day?

Yes. Because a preset ring is a complete design, many of the styles you try on are ready to leave with you. Stop by and one of our jewelry consultants will help you find a finished ring that fits your moment and your budget.

Which engagement ring shape is best for a last-minute proposal?

There is no single right answer, though ovals and emerald cuts are crowd-pleasers that read large and flatter most hands. If you are unsure of your partner’s taste, a classic round solitaire is the safest bet because it suits nearly everyone. Our experts can help you choose quickly and confidently.

Are lab-grown diamonds a good choice for an engagement ring?

They are an excellent choice. Lab-grown diamonds are chemically and optically identical to natural diamonds, and they often let you choose a larger or higher-quality stone within the same budget. Whether lab-grown or natural, only 1 in 10 diamonds meets our standards, so every stone is hand-selected. Our consultants are happy to walk you through both options with no pressure.

Can a preset engagement ring be resized after the holidays?

In most cases, yes. Complete rings come sized to a standard finger, and our master jeweler can adjust the fit after your proposal. Bring the ring into any of our showrooms and we will take care of the sizing for you.

Do I need an appointment to shop for an engagement ring?

Walk-ins are always welcome, especially during the holidays. That said, we recommend booking a consultation so you have dedicated time with one of our experts. Reserve a spot at robbinsbrothers.com/appointment.

What warranty comes with an engagement ring?

Every ring is backed by our best-in-class lifetime warranty covering cleaning, inspection, and repairs, along with complimentary cleaning and inspection at any of our showrooms. Ask your consultant about our product protection plan when you visit.

Or find a Robbins Brothers near you to explore our collection in person.