CaratHunter
Plans
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 $475 NZD
$267 USD
As of October 19, 2026
14 retailers carry this diamond
Most expensive: $4,159 NZD 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: $4,159 NZD|Low: $457 NZD|High: $4,497 NZD|Avg: $1,514 NZD|-7.5%
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
Retailer 22
Retailer 23
Retailer 24
October 23, 2026
Retailer 18$475 NZD
Retailer 11$530 NZD
Retailer 8$551 NZD
Retailer 23$588 NZD
Retailer 2$660 NZD
Retailer 3$692 NZD
Retailer 4$871 NZD
Retailer 20$927 NZD
Retailer 7$979 NZD
Retailer 19$1,003 NZD
Retailer 14$1,084 NZD
Retailer 13$1,101 NZD
Retailer 15$1,299 NZD
Retailer 21$1,385 NZD
Retailer 6$1,493 NZD
Retailer 12$1,895 NZD
Retailer 16$1,902 NZD
Retailer 17$1,985 NZD
Retailer 22$2,248 NZD
Retailer 9$2,268 NZD
Retailer 5$2,280 NZD
Retailer 24$2,375 NZD
Retailer 10$2,503 NZD
Brilliant Earth$4,159 NZD

33 data points across 24 retailers

14 retailers$475 NZD to $4,159 NZD

Retailer 1
-
$475 NZD
$267 USD
Price last confirmed 14 days ago
Retailer 2
-
$551 NZD
$310 USD
View
Price last confirmed 18 days ago
Retailer 3
-
$588 NZD
$331 USD
View
Price last confirmed 15 days ago
Retailer 4
-
$660 NZD
HK$2,900 HKD
View
Price last confirmed 10 days ago
Retailer 5
-
$1,003 NZD
ZAR 9,117 ZAR
View
Price last confirmed 15 days ago
Retailer 6
-
$1,101 NZD
£488 GBP
View
Price last confirmed 13 days ago
Retailer 7
-
$1,385 NZD
A$1,199 AUD
View
Price last confirmed 15 days ago
Retailer 8
-
$1,493 NZD
$840 USD
View
Price last confirmed 11 days ago
Retailer 9
-
$1,895 NZD
$1,066 USD
View
Price last confirmed 17 days ago
Retailer 10
-
$1,902 NZD
SGD 1,446 SGD
View
Price last confirmed 14 days ago
Retailer 11
-
$2,248 NZD
$1,265 USD
View
Price last confirmed 15 days ago
Retailer 12
-
$2,280 NZD
$1,283 USD
View
Price last confirmed 17 days ago
Retailer 13
-
$2,375 NZD
£1,052 GBP
View
Price last confirmed 14 days ago
Most Expensive
Brilliant Earth
21498704A · Oct 21
$4,159 NZD
$2,340 USD
View
Price last confirmed 12 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
$475 NZD