Women's 10 mm Marquise Lab-Grown Diamond Ring, 14K Gold

A marquise lab-grown diamond lies across this 14K gold ring: its two points aim toward the neighboring fingers, its slender body following the width of the finger. Around the stone runs a thin gold bezel tracing the exact marquise shape, with four small prongs holding it firmly, and below is a plain, rounded band with nothing else added.

This is a minimal solitaire: no accent stones, no engraving, all attention on the marquise shape and the warm color of the gold.

A marquise diamond set across the finger

The marquise is a slender stone with two pointed ends. Most marquise rings set the stone lengthwise along the finger to make it look slimmer. This ring does the opposite: the stone lies across, its long axis spanning the width of the finger, so from above it stretches out like a brushstroke laid across the hand.

Setting it across makes the ring look more modern and unusual, suiting someone who doesn't like overly familiar ring styles. The stone also shows its full length every time you look down at your hand, rather than being partly hidden by the finger as in a lengthwise setting.

A gold bezel following the marquise shape

Around the edge of the stone runs a thin gold rim following the marquise's curve exactly, from one point to the other. Four small prongs at the two points and the two sides hold the stone more securely. This bezel protects the edge of the stone — its most chip-prone part — while leaving almost the entire face of the stone exposed.

The gold bezel also acts like a line drawn around the stone: the warm gold makes the white diamond look brighter and sharper, especially at the two points, where the outline closes into a tip.

A plain, rounded band

The band is completely plain, rounded on the outside and polished inside. It thickens slightly toward the setting to support the marquise lying across, then slims toward the back to sit comfortably between the fingers.

With no accent stones, the ring is very easy to wear alongside other rings: stacked with a plain band or a slim stone-set band, the two don't compete.

The hidden part beneath the stone

Beneath the marquise, the supporting frame follows the shape of the stone and flows into the band. From the side, the setting is of moderate height, not as tall as a high-set engagement ring, so it catches less on clothing and can be worn every day.

There's still space under the stone for water and a soft brush to get in when cleaning, helping remove dust that collects under the stone — the thing that dulls diamonds fastest.

How the workshop makes this ring

The hardest part is the bezel at the two points: this is where the rim is thinnest and most likely to leave a gap. The jeweler must keep the rim evenly thick all the way around and close it tightly against the tips of the stone; even a tiny gap at a tip shows immediately and traps dirt. When setting the stone, the jeweler pads it softly and presses the prongs gradually, never forcing straight down on a point.

The stone must sit exactly on the ring's horizontal axis: with a marquise, even a slight tilt makes the two points aim askew, which shows immediately. The jeweler uses the ring's axis of symmetry as the reference rather than judging by eye.

The plain band is carefully polished and inspected under a lamp before delivery, because yellow gold has no plating to hide marks, and every small scratch shows.

Metal and stone

The ring is made in 14K yellow gold — the metal's natural warm color, with no plating needed, so the color stays stable over the years rather than tinting like white gold when its plating wears. 14K is harder than 18K, so the bezel and prongs wear less with daily wear.

The center stone is a marquise-cut lab-grown diamond. Lab-grown diamonds have the same structure, hardness and sparkle as mined diamonds and can't be told apart by the naked eye; the difference lies in origin and price, so for the same budget you get a larger, longer marquise with a clearer shape.

Sizing and keeping it bright

On sizing, one point many people get wrong: a stone set across widens the setting to both sides, so next to your other fingers it can feel a little tighter than a lengthwise solitaire. Measure in the afternoon, when fingers have naturally expanded, and try on a sample ring if possible. The band is fairly slim, so when resizing, the jeweler must work gently to avoid affecting the setting.

Who it suits and when to wear it

This ring suits someone who loves minimalism but wants a point of difference: just one stone, but set in a way unlike the crowd. Warm yellow gold flatters tan and golden skin tones, and pairs beautifully with earth tones, cream or white clothing.

It can be worn every day on the ring or middle finger, given as a birthday or anniversary gift, or stacked with a plain yellow gold wedding band for those who like wearing several rings on one hand.

See the ring at Thảo Linh Jewelry

You can visit the Thảo Linh Jewelry showroom to try it on, see the marquise under real light and have your size measured in person. The ring is crafted in Thảo Linh's own workshop, so it's made to your finger size; the completion time will be confirmed when you finalize the design.