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Oval|Lab Grown|IGI

2.51ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG843607238

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843607238

Diamond specifications and retailer prices

From €273 EUR
$305 USD
As of October 29, 2026
Save €2,618 EUR (91%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,891 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.51ct lab-grown oval diamond

This 2.51ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG843607238 or 843607238. Listed at 19 retailers as of October 29, 2026, with prices from €273 to €2,891, a €2,618 spread on the same certified stone. Brilliant Earth lists it at €2,891. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.51
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843607238
Dimensions11.56 × 7.42 × 4.51 mm
L/W Ratio1.56
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.56 mm7.42 mm2.51 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843607238
Side View
Table 63.0%Crown 36.8°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €2,891 EUR|Low: €269 EUR|High: €3,706 EUR|Avg: €866 EUR|-22.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 17€273 EUR
Retailer 10€306 EUR
Retailer 9€317 EUR
Retailer 3€338 EUR
Retailer 4€338 EUR
Retailer 13€416 EUR
Retailer 19€465 EUR
Retailer 16€479 EUR
Retailer 2€571 EUR
Retailer 12€602 EUR
Retailer 6€606 EUR
Retailer 8€841 EUR
Retailer 18€1,040 EUR
Retailer 7€1,088 EUR
Retailer 11€1,131 EUR
Retailer 14€1,364 EUR
Retailer 5€1,369 EUR
Retailer 15€1,969 EUR
Brilliant Earth€2,891 EUR

26 data points across 19 retailers

19 retailers€273 EUR to €2,891 EUR

A
Cheapest Retailer
-
€273 EUR
$305 USD
A
Retailer 2
-
€306 EUR
$342 USD
View
Final sale: no returns
A
Retailer 3
-
€317 EUR
$354 USD
View
A
Retailer 4
-
€338 EUR
$378 USD
View
A
Retailer 5
-
€338 EUR
$378 USD
View
A
Retailer 6
-
€416 EUR
£366 GBP
View
B+
Retailer 7
-
€465 EUR
$520 USD
View
A
Retailer 8
-
€479 EUR
$535 USD
View
A
Retailer 9
-
€571 EUR
View
A
Retailer 10
-
€602 EUR
£529 GBP
View
A
Retailer 11
-
€606 EUR
$677 USD
View
B+
Retailer 12
-
€841 EUR
$940 USD
View
B
Retailer 13
-
€1,040 EUR
$1,162 USD
View
B+
Retailer 14
-
€1,088 EUR
$1,216 USD
View
B+
Retailer 15
-
€1,131 EUR
$1,263 USD
View
B
Retailer 16
-
€1,364 EUR
£1,200 GBP
View
B
Retailer 17
-
€1,369 EUR
$1,529 USD
View
B
Retailer 18
-
€1,969 EUR
$2,200 USD
View
Most Expensive
B
Brilliant Earth
21699557A · Oct 30
€2,891 EUR
$3,230 USD
View
18 more retailers have this diamond
Prices start from €273 EURSave up to €2,618 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.51ct Oval
€273 EUR