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Round|Lab Grown|IGI

2.50ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG835685297

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835685297

Diamond specifications and retailer prices

From $601 USD
As of October 31, 2026
Save $4,949 USD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,550 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.5ct lab-grown round diamond

This 2.5ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG835685297 or 835685297. Listed at 21 retailers as of October 31, 2026, with prices from $601 to $5,550, a $4,949 spread on the same certified stone. Brilliant Earth lists it at $5,550. 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

2.50
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835685297
Dimensions8.74 × 8.79 × 5.28 mm
L/W Ratio1.01
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
8.74 mm8.79 mm2.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835685297
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
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 31
Current: $5,550 USD|Low: $601 USD|High: $7,120 USD|Avg: $2,128 USD|-22.1%
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
November 1, 2026
Retailer 6$601 USD
Retailer 2$742 USD
Retailer 11$800 USD
Retailer 17$938 USD
Retailer 14$1,017 USD
Retailer 10$1,035 USD
Retailer 13$1,479 USD
Retailer 12$1,480 USD
Retailer 7$1,563 USD
Retailer 16$1,608 USD
Retailer 4$1,767 USD
Retailer 5$2,146 USD
Retailer 8$2,164 USD
Retailer 3$2,270 USD
Retailer 15$2,797 USD
Retailer 9$5,270 USD
Brilliant Earth$5,550 USD

31 data points across 17 retailers

21 retailers$601 USD to $5,550 USD

Retailer 1
-
$558 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$601 USD
View
Final sale: no returns
Retailer 3
-
$692 USD
View
Price last confirmed 19 days ago
Retailer 4
-
$692 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
$742 USD
£584 GBP
View
A
Retailer 6
-
$800 USD
View
A
Retailer 7
-
$938 USD
View
A
Retailer 8
-
$1,017 USD
€969 EUR
View
A
Retailer 9
-
$1,035 USD
£815 GBP
View
A
Retailer 10
-
$1,479 USD
A$2,276 AUD
View
A
Retailer 11
-
$1,480 USD
View
A
Retailer 12
-
$1,563 USD
View
A
Retailer 13
-
$1,608 USD
ZAR 25,981 ZAR
View
A
Retailer 14
-
$1,767 USD
View
Retailer 15
-
$1,819 USD
View
Price last confirmed 24 days ago
B+
Retailer 16
-
$2,146 USD
View
B+
Retailer 17
-
$2,164 USD
View
B+
Retailer 18
-
$2,270 USD
View
B+
Retailer 19
-
$2,797 USD
£2,202 GBP
View
Retailer 20
-
$5,270 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21587959A · Oct 31
$5,550 USD
View
20 more retailers have this diamond
Prices start from $601 USDSave up to $4,949 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
2.50ct Round
$601 USD