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Round|Lab Grown|IGI

2.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG743506975

Shape and cutting style on the report: Round brilliant

Certificate IGI LG743506975

Diamond specifications and retailer prices

From $310 USD
As of November 5, 2026
Save $2,270 USD (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,580 USD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 2.05ct lab-grown round diamond

This 2.05ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG743506975 or 743506975. Listed at 17 retailers as of November 5, 2026, with prices from $310 to $2,580, a $2,270 spread on the same certified stone. Brilliant Earth lists it at $2,580. 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

2.05
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743506975
Dimensions8.13 × 8.08 × 5.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.13 mm8.08 mm2.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743506975
Side View
Table 58.0%Crown 35.1°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.7%

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 5
Current: $2,580 USD|Low: $254 USD|High: $2,580 USD|Avg: $802 USD|+0.4%
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 6, 2026
Retailer 17$310 USD
Retailer 9$360 USD
Retailer 3$384 USD
Retailer 4$384 USD
Retailer 15$540 USD
Retailer 10$552 USD
Retailer 7$626 USD
Retailer 14$629 USD
Retailer 6$647 USD
Retailer 5$664 USD
Retailer 2$675 USD
Retailer 13$695 USD
Retailer 12$1,135 USD
Retailer 16$1,181 USD
Retailer 8$1,236 USD
Retailer 11$1,536 USD
Brilliant Earth$2,580 USD

35 data points across 17 retailers

17 retailers$310 USD to $2,580 USD

A
Cheapest Retailer
-
$310 USD
A
Retailer 2
-
$360 USD
View
Retailer 3
-
$384 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$384 USD
View
A
Retailer 5
-
$540 USD
View
A
Retailer 6
-
$552 USD
View
B+
Retailer 7
-
$626 USD
View
A
Retailer 8
-
$629 USD
View
A
Retailer 9
-
$647 USD
View
A
Retailer 10
-
$664 USD
View
A
Retailer 11
-
$675 USD
View
Retailer 12
-
$695 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$1,135 USD
View
B
Retailer 14
-
$1,181 USD
View
B
Retailer 15
-
$1,236 USD
View
B
Retailer 16
-
$1,536 USD
View
Most Expensive
B
Brilliant Earth
16515657A · Nov 5
$2,580 USD
View
16 more retailers have this diamond
Prices start from $310 USDSave up to $2,270 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
2.05ct Round
$310 USD