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Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

EX • F/VS1 • IGI LG726535825

Shape and cutting style on the report: Round brilliant

Certificate IGI LG726535825

Diamond specifications and retailer prices

From $261 USD
As of November 1, 2026
Save $1,179 USD (82%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,440 USD at Brilliant Earth · As of October 31, 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 LG726535825 or 726535825. Listed at 26 retailers as of October 31, 2026, with prices from $261 to $1,440, a $1,179 spread on the same certified stone. Brilliant Earth lists it at $1,440. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726535825
Dimensions8.07 × 8.09 × 4.74 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
8.07 mm8.09 mm1.91 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726535825
Side View
Table 61.0%Crown 32.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 58.7%

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: Nov 1
Current: $1,440 USD|Low: $259 USD|High: $1,440 USD|Avg: $682 USD
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 11
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Retailer 22
November 1, 2026
Retailer 14$261 USD
Retailer 2$291 USD
Retailer 3$303 USD
Retailer 7$324 USD
Retailer 8$324 USD
Retailer 5$485 USD
Retailer 16$514 USD
Retailer 9$539 USD
Retailer 19$554 USD
Retailer 21$556 USD
Retailer 6$602 USD
Retailer 17$618 USD
Retailer 20$629 USD
Retailer 4$687 USD
Retailer 22$753 USD
Retailer 11$860 USD
Retailer 15$1,041 USD
Retailer 12$1,092 USD
Retailer 18$1,274 USD
Retailer 13$1,298 USD
Retailer 10$1,389 USD
Brilliant Earth$1,440 USD

28 data points across 22 retailers

26 retailers$261 USD to $1,440 USD

A
Cheapest Retailer
-
$261 USD
A
Retailer 2
-
$291 USD
View
Final sale: no returns
A
Retailer 3
-
$303 USD
View
A
Retailer 4
-
$324 USD
View
Retailer 5
-
$324 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$485 USD
View
A
Retailer 7
-
$514 USD
£405 GBP
View
B+
Retailer 8
-
$539 USD
View
A
Retailer 9
-
$554 USD
€528 EUR
View
A
Retailer 10
-
$556 USD
ZAR 8,990 ZAR
View
A
Retailer 11
-
$602 USD
View
A
Retailer 12
-
$618 USD
£487 GBP
View
A
Retailer 13
-
$629 USD
A$968 AUD
View
B+
Retailer 14
-
$687 USD
View
B+
Retailer 15
-
$753 USD
A$1,159 AUD
View
B+
Retailer 16
-
$860 USD
View
Retailer 17
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$1,032 USD
View
Price last confirmed 41 days ago
B+
Retailer 18
-
$1,041 USD
View
B+
Retailer 19
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$1,054 USD
View
B
Retailer 20
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$1,092 USD
View
Retailer 21
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$1,190 USD
View
Price last confirmed 28 days ago
B
Retailer 22
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$1,203 USD
View
B
Retailer 23
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$1,274 USD
View
B
Retailer 24
-
$1,298 USD
£1,022 GBP
View
B
Retailer 25
-
$1,389 USD
View
Most Expensive
B
Brilliant Earth
17002486A · Oct 31
$1,440 USD
View
25 more retailers have this diamond
Prices start from $261 USDSave up to $1,179 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
1.91ct Round
$261 USD