Live inventory · computed 14 October 2026
A one-carat oval is the most-asked-for stone on this site, and $5,000 is the budget people most often bring to it. This page answers whether those two things meet - using the diamonds actually listed right now, not a guide written last year.
Lowest listed today
$520
0.92 ct Oval · Lab-Grown
Computed from all 2,395 matching listings in our tracked inventory. The range is the 25th to 75th price percentile of that set, the same definition used across this site. Both types are included: 2,295 natural and 100 lab-grown. The 12 shown below are 9 natural and 3 lab-grown, each labelled.
The 12 lowest-priced stones in this set - 9 natural and 3 lab-grown, drawn in proportion to what is actually available.
Lab-Grown
0.92 ct Oval
D · VS2 · Ideal $520
Lab-Grown
0.96 ct Oval
E · VS2 · Ideal $530
Lab-Grown
0.90 ct Oval
D · VS2 · Ideal $530
Natural
0.90 ct Oval
K · SI1 · Ideal $920
Natural
0.90 ct Oval
K · SI1 · Ideal $970
Natural
0.90 ct Oval
J · SI1 · Very Good $990
Natural
0.90 ct Oval
K · VS2 · Very Good $1,010
Natural
0.90 ct Oval
K · SI1 · Very Good $1,020
Natural
0.90 ct Oval
K · SI1 · Ideal $1,030
Natural
0.91 ct Oval
K · VS2 · Very Good $1,040
Natural
0.91 ct Oval
K · SI1 · Good $1,050
Natural
0.99 ct Oval
K · SI1 · Ideal $1,060
Prices and availability come from the retailer's live listing and change without notice. We earn a commission if you buy through these links, which is disclosed in full here and never affects which diamonds are shown or how they are ranked.
This page is filtered to VS2 and SI1. At those grades inclusions are typically invisible without magnification, while FL, IF and VVS stones look identical face-up and cost substantially more. Paying for clarity you cannot see is the single most common way a one-carat budget gets spent badly.
An elongated shape spreads its weight across a larger face-up area than a round of the same carat. That is the main reason shoppers choose oval at this budget - the stone reads larger for the money. The trade-off is the bow-tie, a dark band across the centre that varies stone to stone and is only visible in the actual photograph, which is why every listing below links to its own images.
Elongated cuts retain more visible body colour than a brilliant round, so a warm-tinted stone shows it sooner. This page allows the full D-K range so you can see the whole market, but if the colour is important to you, compare a G-H against a J-K in their own photographs before deciding the cheaper one is the better buy.
The median listing price is $2,600 right now, across 2,395 matching diamonds in our tracked inventory. The middle half of the market sits between $1,870 and $3,350. The lowest currently listed is $520. Every figure here is recomputed from live listings each time the page loads, so it will not match a screenshot taken last week.
2,395 listings match this search in our tracked inventory as of 14 October 2026. Of those, 2,295 are natural and 100 are lab-grown. Inventory changes continuously, so this number moves.
Both. Of the 12 shown on this page, 9 are natural and 3 are lab-grown, and each card says which it is. We do not blend the two into a single average price: at the same carat weight and grades a lab-grown stone costs substantially less, so averaging them together produces a number that describes no diamond anyone actually buys.
Yes, and comfortably. The constraint at this budget is not whether a one-carat oval exists but which compromises you make to get there. The listings on this page are filtered to VS2-SI1 clarity, which is where inclusions stop being visible without magnification, and they span the full D-K colour range so you can see what the colour premium actually costs rather than being shown only one end of it.
Because a grading report does not describe the outline. Length-to-width ratio, how evenly the shape is cut, and how pronounced the bow-tie is all change how a stone looks and none of them appear as a graded quality score. Two ovals of identical carat, colour and clarity can look quite different, which is why every listing here links through to its own photographs.