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Marquise|Lab Grown|IGI

1.90ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG780635670

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780635670

Diamond specifications and retailer prices

From $314 USD
As of November 2, 2026
Save $2,476 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,790 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.9ct lab-grown marquise diamond

This 1.9ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780635670 or 780635670. Listed at 13 retailers as of November 2, 2026, with prices from $314 to $2,790, a $2,476 spread on the same certified stone. Do Amore Diamonds lists it at $2,790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780635670
Dimensions12.90 × 6.51 × 4.04 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Top View
12.90 mm6.51 mm1.90 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780635670
Side View
Table 60.0%Crown 34.2°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,790 USD|Low: $202 USD|High: $2,790 USD|Avg: $948 USD
Do Amore Diamonds
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
November 2, 2026
Retailer 9$202 USD
Retailer 11$314 USD
Retailer 12$364 USD
Retailer 2$478 USD
Retailer 3$486 USD
Retailer 4$519 USD
Retailer 17$545 USD
Retailer 18$624 USD
Retailer 5$653 USD
Retailer 15$664 USD
Retailer 6$751 USD
Retailer 16$1,141 USD
Retailer 7$1,150 USD
Retailer 14$1,287 USD
Retailer 10$1,402 USD
Retailer 8$1,478 USD
Retailer 13$1,678 USD
Do Amore Diamonds$2,790 USD

14 data points across 18 retailers

13 retailers$314 USD to $2,790 USD

A
Cheapest Retailer
-
$314 USD
A
Retailer 2
-
$364 USD
View
A
Retailer 3
-
$478 USD
£376 GBP
View
A
Retailer 4
-
$486 USD
View
B+
Retailer 5
-
$519 USD
View
A
Retailer 6
-
$545 USD
View
A
Retailer 7
-
$624 USD
View
A
Retailer 8
-
$664 USD
€632 EUR
View
B+
Retailer 9
-
$1,141 USD
View
B
Retailer 10
-
$1,287 USD
A$1,980 AUD
View
B
Retailer 11
-
$1,381 USD
View
B
Retailer 12
-
$1,678 USD
£1,321 GBP
View
Most Expensive
B
Do Amore Diamonds
27-08BC6776B · Nov 2
$2,790 USD
View
12 more retailers have this diamond
Prices start from $314 USDSave up to $2,476 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
1.90ct Marquise
$314 USD