CaratHunter
Plans
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 $448 AUD
$314 USD
As of November 2, 2026
Save $3,533 AUD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,981 AUD 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 $448 to $3,981, a $3,533 spread on the same certified stone. Do Amore Diamonds lists it at $3,981. 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
Colour
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: $3,981 AUD|Low: $288 AUD|High: $3,981 AUD|Avg: $1,353 AUD
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$288 AUD
Retailer 11$448 AUD
Retailer 12$519 AUD
Retailer 2$682 AUD
Retailer 3$694 AUD
Retailer 4$741 AUD
Retailer 17$778 AUD
Retailer 18$890 AUD
Retailer 5$932 AUD
Retailer 15$947 AUD
Retailer 6$1,072 AUD
Retailer 16$1,628 AUD
Retailer 7$1,641 AUD
Retailer 14$1,836 AUD
Retailer 10$2,001 AUD
Retailer 8$2,109 AUD
Retailer 13$2,394 AUD
Do Amore Diamonds$3,981 AUD

14 data points across 18 retailers

13 retailers$448 AUD to $3,981 AUD

A
Cheapest Retailer
-
$448 AUD
$314 USD
A
Retailer 2
-
$519 AUD
$364 USD
View
A
Retailer 3
-
$682 AUD
£376 GBP
View
A
Retailer 4
-
$694 AUD
$486 USD
View
B+
Retailer 5
-
$741 AUD
$519 USD
View
A
Retailer 6
-
$778 AUD
$545 USD
View
A
Retailer 7
-
$890 AUD
$624 USD
View
A
Retailer 8
-
$947 AUD
€632 EUR
View
B+
Retailer 9
-
$1,628 AUD
$1,141 USD
View
B
Retailer 10
-
$1,836 AUD
View
B
Retailer 11
-
$1,971 AUD
$1,381 USD
View
B
Retailer 12
-
$2,394 AUD
£1,321 GBP
View
Most Expensive
B
Do Amore Diamonds
27-08BC6776B · Nov 2
$3,981 AUD
$2,790 USD
View
12 more retailers have this diamond
Prices start from $448 AUDSave up to $3,533 AUD

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
$448 AUD