Marquise|Lab Grown|IGI

1.20ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG787624059

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787624059

Diamond specifications and retailer prices

From $232 USD
As of November 4, 2026
Save $1,062 USD (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,184 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG787624059 or 787624059. Listed at 24 retailers as of November 4, 2026, with a 458% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787624059
Dimensions11.41 × 5.66 × 3.43 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.41 mm5.66 mm1.20 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787624059
Side View
Table 60.0%Crown 33.7°Girdle: THN-STKPavilion 40.4°Culet: NoneDepth 60.6%

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 4
Current: $536 USD|Low: $231 USD|High: $1,490 USD|Avg: $667 USD|-2.5%
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Retailer 23
November 4, 2026
Retailer 8$232 USD
Retailer 15$259 USD
Retailer 6$269 USD
Retailer 7$287 USD
Retailer 10$287 USD
Retailer 23$320 USD
Retailer 18$395 USD
Retailer 4$478 USD
Retailer 17$495 USD
Retailer 13$527 USD
Retailer 1$536 USD
Retailer 14$583 USD
Retailer 22$629 USD
Retailer 2$700 USD
Retailer 5$725 USD
Retailer 11$923 USD
Retailer 3$930 USD
Retailer 16$975 USD
Retailer 20$995 USD
Retailer 21$1,093 USD
Retailer 19$1,120 USD
Retailer 12$1,150 USD
Retailer 9$1,294 USD

39 data points across 23 retailers

24 retailers$232 USD to $1,294 USD

A
Cheapest Retailer
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$232 USD
A
Retailer 2
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$259 USD
View
Final sale: no returns
A
Retailer 3
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$269 USD
View
A
Retailer 4
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$287 USD
View
Retailer 5
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$287 USD
View
Price last confirmed 10 days ago
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Retailer 6
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$320 USD
View
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Retailer 7
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$395 USD
View
Retailer 8
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$478 USD
View
Price last confirmed 10 days ago
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Retailer 9
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$495 USD
View
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Retailer 10
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$527 USD
View
A
Retailer 11
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$536 USD
View
B+
Retailer 12
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$583 USD
View
B+
Retailer 13
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$629 USD
View
Retailer 14
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$700 USD
View
Price last confirmed 8 days ago
B+
Retailer 15
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$725 USD
View
B
Retailer 16
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$923 USD
View
B
Retailer 17
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$930 USD
View
B
Retailer 18
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$975 USD
View
B
Retailer 19
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$995 USD
View
B
Retailer 20
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$1,093 USD
View
B
Retailer 21
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$1,120 USD
View
B
Retailer 22
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$1,150 USD
View
B
Retailer 23
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$1,294 USD
View
Most Expensive
Queensmith
LG787624059 · Oct 27
$2,184 USD
£1,720 GBP
View
Price last confirmed 8 days ago
23 more retailers have this diamond
Prices start from $232 USDSave up to $1,062 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
1.20ct Marquise
$232 USD