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Oval|Lab Grown|IGI

2.57ct H VS2 Oval Lab Grown Diamond

EX • H/VS2 • IGI LG625417628

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG625417628

Diamond specifications and retailer prices

From $391 USD
As of October 25, 2026
Save $1,479 USD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,870 USD at Brilliant Earth · As of October 29, 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 H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG625417628 or 625417628. Listed at 16 retailers as of October 25, 2026, with prices from $391 to $1,870, a $1,479 spread on the same certified stone. Brilliant Earth lists it at $1,870. 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
H
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625417628
Dimensions10.90 × 7.78 × 4.88 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.90 mm7.78 mm2.57 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625417628
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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 25
Current: $1,870 USD|Low: $296 USD|High: $1,990 USD|Avg: $944 USD|-6.0%
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
October 29, 2026
Retailer 7$296 USD
Retailer 6$343 USD
Retailer 8$362 USD
Retailer 15$391 USD
Retailer 16$470 USD
Retailer 11$620 USD
Retailer 4$635 USD
Retailer 14$683 USD
Retailer 17$766 USD
Retailer 18$789 USD
Retailer 12$1,146 USD
Retailer 5$1,179 USD
Retailer 3$1,302 USD
Retailer 9$1,326 USD
Retailer 10$1,438 USD
Retailer 2$1,575 USD
Retailer 13$1,590 USD
Brilliant Earth$1,870 USD

27 data points across 18 retailers

16 retailers$391 USD to $1,870 USD

A
Retailer 1
-
$296 USD
Price last confirmed 36 days ago
A
Retailer 2
-
$343 USD
View
Price last confirmed 33 days ago
A
Retailer 3
-
$362 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$391 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$391 USD
View
A
Retailer 6
-
$470 USD
£370 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$620 USD
View
B+
Retailer 8
-
$635 USD
View
A
Retailer 9
-
$766 USD
View
A
Retailer 10
-
$789 USD
View
B+
Retailer 11
-
$1,146 USD
View
B+
Retailer 12
-
$1,179 USD
View
Price last confirmed 31 days ago
B+
Retailer 13
-
$1,302 USD
View
Price last confirmed 11 days ago
B
Retailer 14
-
$1,575 USD
£1,240 GBP
View
B+
Retailer 15
-
$1,590 USD
View
Most Expensive
B
Brilliant Earth
9573561A · Oct 29
$1,870 USD
View
15 more retailers have this diamond
Prices start from $391 USDSave up to $1,479 USD

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
2.57ct Oval
$391 USD