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Round|Lab Grown|IGI

2.05ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG617489637

Shape and cutting style on the report: Round brilliant

Certificate IGI LG617489637

Diamond specifications and retailer prices

From $328 CAD
$235 USD
As of October 29, 2026
Save $986 CAD (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,305 CAD at Brilliant Earth · As of October 16, 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 LG617489637 or 617489637. Listed at 15 retailers as of October 29, 2026, with a 300% 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

2.05
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617489637
Dimensions8.16 × 8.13 × 5.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
8.16 mm8.13 mm2.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617489637
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.4%

Caratlytics Score

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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 29
Current: $2,305 CAD|Low: $328 CAD|High: $2,612 CAD|Avg: $924 CAD|-11.8%
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
October 31, 2026
Retailer 15$328 CAD
Retailer 9$381 CAD
Retailer 13$408 CAD
Retailer 14$408 CAD
Retailer 12$672 CAD
Retailer 4$689 CAD
Retailer 2$716 CAD
Retailer 8$768 CAD
Retailer 7$795 CAD
Retailer 6$894 CAD
Retailer 3$1,309 CAD
Retailer 11$1,314 CAD
Retailer 5$1,446 CAD
Retailer 10$1,641 CAD
Brilliant Earth$2,305 CAD

38 data points across 15 retailers

15 retailers$328 CAD to $1,314 CAD

A
Cheapest Retailer
-
$328 CAD
$235 USD
A
Retailer 2
-
$381 CAD
$273 USD
View
A
Retailer 3
-
$408 CAD
$292 USD
View
A
Retailer 4
-
$408 CAD
$292 USD
View
Retailer 5
-
$672 CAD
£379 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$689 CAD
$493 USD
View
A
Retailer 7
-
$716 CAD
€488 EUR
View
A
Retailer 8
-
$768 CAD
£433 GBP
View
A
Retailer 9
-
$795 CAD
$569 USD
View
B+
Retailer 10
-
$894 CAD
$640 USD
View
B+
Retailer 11
-
$1,309 CAD
$937 USD
View
B
Retailer 12
-
$1,314 CAD
$941 USD
View
Retailer 13
-
$1,446 CAD
$1,035 USD
View
Price last confirmed 23 days ago
Retailer 14
-
$1,641 CAD
£925 GBP
View
Price last confirmed 10 days ago
Most Expensive
Brilliant Earth
8988852A · Oct 16
$2,305 CAD
$1,650 USD
View
Price last confirmed 15 days ago
14 more retailers have this diamond
Prices start from $328 CADSave up to $986 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
$328 CAD