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Oval|Lab Grown|IGI

2.57ct F IF Oval Lab Grown Diamond

ID • F/IF • IGI LG754517073

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754517073

Diamond specifications and retailer prices

From €1,960 EUR
$2,189 USD
As of November 2, 2026
Save €3,026 EUR (61%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €4,986 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.57ct lab-grown oval diamond

This 2.57ct lab-grown oval sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754517073 or 754517073. Listed at 5 retailers as of October 31, 2026, with prices from €1,960 to €4,986, a €3,026 spread on the same certified stone. Brilliant Earth lists it at €4,986. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.57
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754517073
Dimensions11.22 × 7.84 × 4.69 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.22 mm7.84 mm2.57 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754517073
Side View
Table 57.0%Crown 32.7°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €4,986 EUR|Low: €1,960 EUR|High: €7,340 EUR|Avg: €4,475 EUR|+2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2€1,960 EUR
Retailer 4€2,282 EUR
Retailer 7€2,876 EUR
Retailer 3€3,321 EUR
Retailer 5€3,734 EUR
Retailer 10€4,051 EUR
Retailer 6€4,185 EUR
Brilliant Earth€4,986 EUR
Retailer 8€7,229 EUR
Retailer 9€7,239 EUR

14 data points across 10 retailers

5 retailers€1,960 EUR to €4,986 EUR

B+
Cheapest Retailer
-
€1,960 EUR
$2,189 USD
Retailer 2
-
€2,282 EUR
$2,550 USD
View
Price last confirmed 27 days ago
B
Retailer 3
-
€3,321 EUR
$3,710 USD
View
Retailer 4
-
€4,851 EUR
$5,420 USD
View
Price last confirmed 41 days ago
Most Expensive
B
Brilliant Earth
21410959Y · Oct 31
€4,986 EUR
$5,570 USD
View
4 more retailers have this diamond
Prices start from €1,960 EURSave up to €3,026 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.

B+
2.57ct Oval
€1,960 EUR