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Marquise|Lab Grown|IGI

1.91ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG830643268

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830643268

Diamond specifications and retailer prices

From €239 EUR
$267 USD
As of October 19, 2026
14 retailers carry this diamond
Most expensive: €2,095 EUR at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.91ct lab-grown marquise diamond

This 1.91ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830643268 or 830643268. Listed at 14 retailers as of October 19, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830643268
Dimensions13.11 × 6.54 × 3.88 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.11 mm6.54 mm1.91 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830643268
Side View
Table 61.0%Crown 33.9°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 59.3%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 19
Current: €2,095 EUR|Low: €230 EUR|High: €2,265 EUR|Avg: €763 EUR|-7.5%
Brilliant Earth
Retailer 2
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Retailer 11
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Retailer 24
October 23, 2026
Retailer 18€239 EUR
Retailer 11€267 EUR
Retailer 8€277 EUR
Retailer 23€296 EUR
Retailer 2€332 EUR
Retailer 3€349 EUR
Retailer 4€439 EUR
Retailer 20€467 EUR
Retailer 7€493 EUR
Retailer 19€505 EUR
Retailer 14€546 EUR
Retailer 13€555 EUR
Retailer 15€654 EUR
Retailer 21€698 EUR
Retailer 6€752 EUR
Retailer 12€954 EUR
Retailer 16€958 EUR
Retailer 17€999 EUR
Retailer 22€1,132 EUR
Retailer 9€1,142 EUR
Retailer 5€1,148 EUR
Retailer 24€1,196 EUR
Retailer 10€1,261 EUR
Brilliant Earth€2,095 EUR

33 data points across 24 retailers

14 retailers€239 EUR to €2,095 EUR

Retailer 1
-
€239 EUR
$267 USD
Price last confirmed 14 days ago
Retailer 2
-
€277 EUR
$310 USD
View
Price last confirmed 18 days ago
Retailer 3
-
€296 EUR
$331 USD
View
Price last confirmed 15 days ago
Retailer 4
-
€332 EUR
HK$2,900 HKD
View
Price last confirmed 10 days ago
Retailer 5
-
€505 EUR
ZAR 9,117 ZAR
View
Price last confirmed 14 days ago
Retailer 6
-
€555 EUR
£488 GBP
View
Price last confirmed 13 days ago
Retailer 7
-
€698 EUR
A$1,199 AUD
View
Price last confirmed 14 days ago
Retailer 8
-
€752 EUR
$840 USD
View
Price last confirmed 11 days ago
Retailer 9
-
€954 EUR
$1,066 USD
View
Price last confirmed 16 days ago
Retailer 10
-
€958 EUR
SGD 1,446 SGD
View
Price last confirmed 14 days ago
Retailer 11
-
€1,132 EUR
$1,265 USD
View
Price last confirmed 15 days ago
Retailer 12
-
€1,148 EUR
$1,283 USD
View
Price last confirmed 16 days ago
Retailer 13
-
€1,196 EUR
£1,052 GBP
View
Price last confirmed 14 days ago
Most Expensive
Brilliant Earth
21498704A · Oct 21
€2,095 EUR
$2,340 USD
View
Price last confirmed 11 days ago
13 more retailers have this diamond

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.

1.91ct Marquise
€239 EUR