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Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG747570355

Shape and cutting style on the report: Round brilliant

Certificate IGI LG747570355

Diamond specifications and retailer prices

From $366 CAD
$262 USD
As of October 29, 2026
Save $2,037 CAD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,403 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.91ct lab-grown round diamond

This 1.91ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG747570355 or 747570355. Listed at 24 retailers as of October 29, 2026, with prices from $366 to $2,403, a $2,037 spread on the same certified stone. Brilliant Earth lists it at $2,403. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747570355
Dimensions8.11 × 8.07 × 4.79 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.11 mm8.07 mm1.91 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747570355
Side View
Table 59.0%Crown 33.2°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 59.3%

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: $2,403 CAD|Low: $366 CAD|High: $3,422 CAD|Avg: $1,093 CAD|-13.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 11$366 CAD
Retailer 9$409 CAD
Retailer 8$423 CAD
Retailer 6$453 CAD
Retailer 14$464 CAD
Retailer 20$612 CAD
Retailer 13$615 CAD
Retailer 17$721 CAD
Retailer 21$778 CAD
Retailer 2$827 CAD
Retailer 19$842 CAD
Retailer 15$864 CAD
Retailer 4$960 CAD
Retailer 3$1,053 CAD
Retailer 16$1,147 CAD
Retailer 18$1,404 CAD
Retailer 5$1,457 CAD
Retailer 10$1,528 CAD
Retailer 7$1,782 CAD
Retailer 12$1,861 CAD
Brilliant Earth$2,403 CAD

30 data points across 21 retailers

24 retailers$366 CAD to $2,403 CAD

A
Cheapest Retailer
-
$366 CAD
$262 USD
A
Retailer 2
-
$409 CAD
$293 USD
View
Final sale: no returns
A
Retailer 3
-
$423 CAD
$303 USD
View
A
Retailer 4
-
$453 CAD
$324 USD
View
A
Retailer 5
-
$464 CAD
$332 USD
View
B+
Retailer 6
-
$612 CAD
$438 USD
View
A
Retailer 7
-
$615 CAD
$440 USD
View
A
Retailer 8
-
$721 CAD
£406 GBP
View
A
Retailer 9
-
$778 CAD
ZAR 9,002 ZAR
View
A
Retailer 10
-
$827 CAD
€564 EUR
View
A
Retailer 11
-
$842 CAD
$603 USD
View
A
Retailer 12
-
$864 CAD
£487 GBP
View
A
Retailer 13
-
$960 CAD
$687 USD
View
B+
Retailer 14
-
$1,053 CAD
A$1,160 AUD
View
B+
Retailer 15
-
$1,147 CAD
$821 USD
View
B+
Retailer 16
-
$1,404 CAD
$1,005 USD
View
B+
Retailer 17
-
$1,457 CAD
$1,043 USD
View
B+
Retailer 18
-
$1,528 CAD
$1,094 USD
View
B
Retailer 19
-
$1,658 CAD
$1,187 USD
View
Retailer 20
-
$1,678 CAD
A$1,848 AUD
View
Price last confirmed 156 days ago
Retailer 21
-
$1,733 CAD
$1,240 USD
View
Price last confirmed 89 days ago
B
Retailer 22
-
$1,782 CAD
$1,276 USD
View
B
Retailer 23
-
$1,861 CAD
£1,049 GBP
View
Most Expensive
B
Brilliant Earth
18296538A · Oct 30
$2,403 CAD
$1,720 USD
View
23 more retailers have this diamond
Prices start from $366 CADSave up to $2,037 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
1.91ct Round
$366 CAD