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Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG781609848

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781609848

Diamond specifications and retailer prices

From $373 CAD
$267 USD
As of October 29, 2026
Save $2,253 CAD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,626 CAD at Brilliant Earth · As of October 28, 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 LG781609848 or 781609848. Listed at 23 retailers as of October 28, 2026, with prices from $373 to $2,626, a $2,253 spread on the same certified stone. Brilliant Earth lists it at $2,626. 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 angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781609848
Dimensions8.05 × 7.99 × 4.88 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
8.05 mm7.99 mm1.91 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781609848
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°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: Oct 29
Current: $2,626 CAD|Low: $373 CAD|High: $2,626 CAD|Avg: $1,044 CAD
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
October 31, 2026
Retailer 14$373 CAD
Retailer 8$433 CAD
Retailer 7$462 CAD
Retailer 15$684 CAD
Retailer 2$761 CAD
Retailer 3$770 CAD
Retailer 4$796 CAD
Retailer 16$852 CAD
Retailer 13$886 CAD
Retailer 17$962 CAD
Retailer 5$1,077 CAD
Retailer 12$1,173 CAD
Retailer 6$1,489 CAD
Retailer 9$1,560 CAD
Retailer 11$1,669 CAD
Retailer 19$1,782 CAD
Retailer 10$1,905 CAD
Retailer 18$2,079 CAD
Brilliant Earth$2,626 CAD

43 data points across 19 retailers

23 retailers$373 CAD to $2,626 CAD

A
Cheapest Retailer
-
$373 CAD
$267 USD
A
Retailer 2
-
$433 CAD
$310 USD
View
A
Retailer 3
-
$462 CAD
$331 USD
View
A
Retailer 4
-
$474 CAD
$339 USD
View
A
Retailer 5
-
$684 CAD
$490 USD
View
A
Retailer 6
-
$761 CAD
€519 EUR
View
B+
Retailer 7
-
$770 CAD
$551 USD
View
A
Retailer 8
-
$796 CAD
ZAR 9,201 ZAR
View
A
Retailer 9
-
$852 CAD
$610 USD
View
A
Retailer 10
-
$886 CAD
£499 GBP
View
A
Retailer 11
-
$962 CAD
$689 USD
View
B+
Retailer 12
-
$1,077 CAD
A$1,186 AUD
View
Retailer 13
-
$1,163 CAD
A$1,280 AUD
View
Price last confirmed 122 days ago
B+
Retailer 14
-
$1,173 CAD
$840 USD
View
Retailer 15
-
$1,327 CAD
$950 USD
View
Price last confirmed 45 days ago
B+
Retailer 16
-
$1,489 CAD
$1,066 USD
View
B
Retailer 17
-
$1,560 CAD
$1,117 USD
View
Retailer 18
-
$1,669 CAD
$1,195 USD
View
Price last confirmed 27 days ago
B
Retailer 19
-
$1,699 CAD
$1,216 USD
View
B
Retailer 20
-
$1,782 CAD
$1,276 USD
View
Retailer 21
-
$1,905 CAD
£1,074 GBP
View
Price last confirmed 10 days ago
B
Retailer 22
-
$2,079 CAD
$1,488 USD
View
Most Expensive
B
Brilliant Earth
18338005A · Oct 28
$2,626 CAD
$1,880 USD
View
22 more retailers have this diamond
Prices start from $373 CADSave up to $2,253 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
$373 CAD