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Marquise|Lab Grown|IGI

1.91ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG809615929

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809615929

Diamond specifications and retailer prices

From $316 USD
As of October 30, 2026
Save $2,134 USD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,450 USD at Brilliant Earth · As of October 31, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG809615929 or 809615929. Listed at 16 retailers as of October 30, 2026, with prices from $316 to $2,450, a $2,134 spread on the same certified stone. Brilliant Earth lists it at $2,450. 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
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809615929
Dimensions13.33 × 6.62 × 3.97 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.33 mm6.62 mm1.91 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809615929
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 60.0%

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 30
Current: $2,450 USD|Low: $316 USD|High: $2,660 USD|Avg: $1,016 USD|-7.9%
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
November 1, 2026
Retailer 15$316 USD
Retailer 4$367 USD
Retailer 13$435 USD
Retailer 10$448 USD
Retailer 12$510 USD
Retailer 3$637 USD
Retailer 16$666 USD
Retailer 8$806 USD
Retailer 11$915 USD
Retailer 14$1,150 USD
Retailer 6$1,256 USD
Retailer 7$1,261 USD
Retailer 17$1,400 USD
Retailer 9$1,418 USD
Retailer 5$1,511 USD
Retailer 2$1,572 USD
Brilliant Earth$2,450 USD

13 data points across 17 retailers

16 retailers$316 USD to $2,450 USD

A
Cheapest Retailer
-
$316 USD
A
Retailer 2
-
$367 USD
View
A
Retailer 3
-
$435 USD
HK$3,400 HKD
View
A
Retailer 4
-
$448 USD
£352 GBP
View
A
Retailer 5
-
$510 USD
View
A
Retailer 6
-
$637 USD
View
A
Retailer 7
-
$666 USD
View
A
Retailer 8
-
$806 USD
View
A
Retailer 9
-
$915 USD
A$1,407 AUD
View
B+
Retailer 10
-
$1,150 USD
View
B+
Retailer 11
-
$1,256 USD
SGD 1,697 SGD
View
B+
Retailer 12
-
$1,261 USD
View
B+
Retailer 13
-
$1,400 USD
View
B
Retailer 14
-
$1,511 USD
View
B
Retailer 15
-
$1,572 USD
£1,238 GBP
View
Most Expensive
B
Brilliant Earth
20165271A · Oct 31
$2,450 USD
View
15 more retailers have this diamond
Prices start from $316 USDSave up to $2,134 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 Marquise
$316 USD