Marquise|Lab Grown|IGI

1.84ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG816688368

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816688368

Diamond specifications and retailer prices

From $474 AUD
$333 USD
As of November 1, 2026
Save $2,031 AUD (81%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,506 AUD at Brilliant Earth · As of October 31, 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 LG816688368 or 816688368. Listed at 4 retailers as of October 31, 2026, with prices from $474 to $2,506, a $2,031 spread on the same certified stone. Brilliant Earth lists it at $2,506. 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
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816688368
Dimensions13.29 × 6.43 × 3.93 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.29 mm6.43 mm1.84 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816688368
Side View
Table 62.0%Crown 34.8°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 61.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,506 AUD|Low: $454 AUD|High: $2,719 AUD|Avg: $1,265 AUD|-7.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 3$474 AUD
Retailer 5$755 AUD
Retailer 7$834 AUD
Retailer 2$971 AUD
Retailer 6$1,073 AUD
Retailer 8$1,777 AUD
Retailer 4$2,114 AUD
Brilliant Earth$2,506 AUD

37 data points across 8 retailers

4 retailers$474 AUD to $2,506 AUD

A
Cheapest Retailer
-
$474 AUD
$333 USD
Final sale: no returns
A
Retailer 2
-
$971 AUD
£537 GBP
View
B
Retailer 3
-
$2,114 AUD
$1,485 USD
View
Most Expensive
B
Brilliant Earth
21266616A · Oct 31
$2,506 AUD
$1,760 USD
View
3 more retailers have this diamond
Prices start from $474 AUDSave up to $2,031 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
1.84ct Marquise
$474 AUD