Round|Lab Grown|IGI

2.10ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG618450222

Shape and cutting style on the report: Round brilliant

Certificate IGI LG618450222

Diamond specifications and retailer prices

From $515 USD
As of November 4, 2026
Save $925 USD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,490 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.1ct lab-grown round diamond

This 2.1ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG618450222 or 618450222. Listed at 14 retailers as of November 4, 2026, with a 180% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.10
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618450222
Dimensions8.25 × 8.23 × 5.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
8.25 mm8.23 mm2.10 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618450222
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.3%

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: Nov 4
Current: $1,490 USD|Low: $309 USD|High: $1,590 USD|Avg: $782 USD|-6.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 4$309 USD
Retailer 7$515 USD
Retailer 8$539 USD
Retailer 10$544 USD
Retailer 3$591 USD
Retailer 5$629 USD
Retailer 12$635 USD
Retailer 11$719 USD
Retailer 6$1,080 USD
Retailer 9$1,107 USD
Retailer 2$1,440 USD
Brilliant Earth$1,490 USD

37 data points across 12 retailers

14 retailers$515 USD to $1,440 USD

Retailer 1
-
$249 USD
Price last confirmed 45 days ago
Retailer 2
-
$289 USD
View
Price last confirmed 45 days ago
Retailer 3
-
$305 USD
View
Price last confirmed 40 days ago
A
Retailer 4
-
$515 USD
View
A
Retailer 5
-
$539 USD
View
B+
Retailer 6
-
$591 USD
View
B+
Retailer 7
-
$629 USD
View
A
Retailer 8
-
$635 USD
View
B+
Retailer 9
-
$719 USD
View
Retailer 10
-
$994 USD
View
Price last confirmed 41 days ago
B+
Retailer 11
-
$1,080 USD
View
B
Retailer 12
-
$1,107 USD
View
B
Retailer 13
-
$1,440 USD
View
Most Expensive
Brilliant Earth
9016762A · Oct 28
$1,490 USD
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from $515 USDSave up to $925 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
2.10ct Round
$515 USD