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Marquise|Lab Grown|IGI

1.84ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG840656320

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840656320

Diamond specifications and retailer prices

From €295 EUR
$330 USD
As of October 30, 2026
Save €1,280 EUR (81%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,575 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.84ct lab-grown marquise diamond

This 1.84ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840656320 or 840656320. Listed at 4 retailers as of October 30, 2026, with prices from €295 to €1,575, a €1,280 spread on the same certified stone. Brilliant Earth lists it at €1,575. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.84
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840656320
Dimensions12.15 × 6.45 × 4.08 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.15 mm6.45 mm1.84 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840656320
Side View
Table 60.0%Crown 35.4°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €1,575 EUR|Low: €295 EUR|High: €1,656 EUR|Avg: €990 EUR|-4.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3€295 EUR
Retailer 2€599 EUR
Retailer 4€1,329 EUR
Brilliant Earth€1,575 EUR

28 data points across 4 retailers

4 retailers€295 EUR to €1,575 EUR

A
Cheapest Retailer
-
€295 EUR
$330 USD
Final sale: no returns
A
Retailer 2
-
€599 EUR
£527 GBP
View
B
Retailer 3
-
€1,329 EUR
$1,485 USD
View
Most Expensive
B
Brilliant Earth
21703881A · Oct 30
€1,575 EUR
$1,760 USD
View
3 more retailers have this diamond
Prices start from €295 EURSave up to €1,280 EUR

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
1.84ct Marquise
€295 EUR