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Round|Lab Grown|IGI

2.05ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG799642537

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799642537

Diamond specifications and retailer prices

From $262 USD
As of November 1, 2026
Save $1,318 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,580 USD at Brilliant Earth · As of October 30, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG799642537 or 799642537. Listed at 19 retailers as of October 30, 2026, with prices from $262 to $1,580, a $1,318 spread on the same certified stone. Brilliant Earth lists it at $1,580. 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
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799642537
Dimensions8.23 × 8.18 × 4.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.23 mm8.18 mm2.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799642537
Side View
Table 59.0%Crown 34.1°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.9%

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 1
Current: $1,580 USD|Low: $251 USD|High: $1,630 USD|Avg: $664 USD
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 2, 2026
Retailer 3$262 USD
Retailer 5$293 USD
Retailer 7$304 USD
Retailer 8$324 USD
Retailer 9$324 USD
Retailer 17$485 USD
Retailer 12$533 USD
Retailer 16$539 USD
Retailer 4$578 USD
Retailer 13$603 USD
Retailer 2$619 USD
Retailer 15$684 USD
Retailer 14$830 USD
Retailer 11$1,025 USD
Retailer 6$1,046 USD
Retailer 10$1,300 USD
Brilliant Earth$1,580 USD

30 data points across 17 retailers

19 retailers$262 USD to $1,580 USD

A
Cheapest Retailer
-
$262 USD
A
Retailer 2
-
$293 USD
View
Final sale: no returns
A
Retailer 3
-
$304 USD
View
Retailer 4
-
$324 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$324 USD
View
A
Retailer 6
-
$485 USD
View
A
Retailer 7
-
$533 USD
£419 GBP
View
B+
Retailer 8
-
$539 USD
View
A
Retailer 9
-
$578 USD
View
A
Retailer 10
-
$603 USD
A$928 AUD
View
A
Retailer 11
-
$619 USD
£487 GBP
View
A
Retailer 12
-
$684 USD
View
B+
Retailer 13
-
$830 USD
View
B+
Retailer 14
-
$1,025 USD
View
B+
Retailer 15
-
$1,043 USD
View
B+
Retailer 16
-
$1,046 USD
SGD 1,414 SGD
View
B
Retailer 17
-
$1,094 USD
View
B
Retailer 18
-
$1,300 USD
£1,024 GBP
View
Most Expensive
B
Brilliant Earth
21503892A · Oct 30
$1,580 USD
View
18 more retailers have this diamond
Prices start from $262 USDSave up to $1,318 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
$262 USD