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Round|Lab Grown|IGI

2.05ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG636457387

Shape and cutting style on the report: Round brilliant

Certificate IGI LG636457387

Diamond specifications and retailer prices

From $343 CAD
$245 USD
As of October 29, 2026
Save $1,561 CAD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,903 CAD at Brilliant Earth · As of October 29, 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 LG636457387 or 636457387. Listed at 16 retailers as of October 29, 2026, with prices from $343 to $1,903, a $1,561 spread on the same certified stone. Brilliant Earth lists it at $1,903. 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 angle33.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636457387
Dimensions8.26 × 8.21 × 4.94 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
8.26 mm8.21 mm2.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636457387
Side View
Table 58.0%Crown 33.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,903 CAD|Low: $329 CAD|High: $2,015 CAD|Avg: $894 CAD|-5.6%
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
October 29, 2026
Retailer 10$343 CAD
Retailer 11$397 CAD
Retailer 3$424 CAD
Retailer 12$424 CAD
Retailer 7$701 CAD
Retailer 13$715 CAD
Retailer 8$719 CAD
Retailer 2$804 CAD
Retailer 5$805 CAD
Retailer 9$1,120 CAD
Retailer 4$1,365 CAD
Retailer 6$1,710 CAD
Brilliant Earth$1,903 CAD

44 data points across 13 retailers

16 retailers$343 CAD to $1,903 CAD

A
Cheapest Retailer
-
$343 CAD
$245 USD
A
Retailer 2
-
$397 CAD
$284 USD
View
A
Retailer 3
-
$424 CAD
$303 USD
View
A
Retailer 4
-
$424 CAD
$303 USD
View
A
Retailer 5
-
$701 CAD
£394 GBP
View
B+
Retailer 6
-
$715 CAD
$511 USD
View
A
Retailer 7
-
$719 CAD
€489 EUR
View
A
Retailer 8
-
$801 CAD
$572 USD
View
A
Retailer 9
-
$804 CAD
£452 GBP
View
A
Retailer 10
-
$805 CAD
$575 USD
View
B+
Retailer 11
-
$1,120 CAD
$800 USD
View
B+
Retailer 12
-
$1,246 CAD
$890 USD
View
Price last confirmed 43 days ago
B+
Retailer 13
-
$1,365 CAD
$975 USD
View
B+
Retailer 14
-
$1,437 CAD
$1,027 USD
View
B
Retailer 15
-
$1,710 CAD
£962 GBP
View
Most Expensive
B
Brilliant Earth
14981592A · Oct 29
$1,903 CAD
$1,360 USD
View
15 more retailers have this diamond
Prices start from $343 CADSave up to $1,561 CAD

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
$343 CAD