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Cushion|Lab Grown|IGI

1.84ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG657418390

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG657418390

Diamond specifications and retailer prices

From $512 AUD
$360 USD
As of October 25, 2026
Save $1,737 AUD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,249 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.84ct lab-grown cushion diamond

This 1.84ct lab-grown cushion 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 LG657418390 or 657418390. Listed at 13 retailers as of October 25, 2026, with prices from $512 to $2,249, a $1,737 spread on the same certified stone. Brilliant Earth lists it at $2,249. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657418390
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm1.84 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657418390
Side View
Table 63.0%Crown 36.5°Girdle: MED-STKPavilion 40°Culet: NoneDepth 67.8%

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: Oct 25
Current: $2,249 AUD|Low: $507 AUD|High: $2,349 AUD|Avg: $1,257 AUD|-4.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 10$512 AUD
Retailer 11$573 AUD
Retailer 8$698 AUD
Retailer 6$771 AUD
Retailer 5$841 AUD
Retailer 2$905 AUD
Retailer 13$1,008 AUD
Retailer 3$1,056 AUD
Retailer 4$1,715 AUD
Retailer 9$1,737 AUD
Retailer 12$1,969 AUD
Retailer 7$2,063 AUD
Brilliant Earth$2,249 AUD

37 data points across 13 retailers

13 retailers$512 AUD to $2,249 AUD

A
Cheapest Retailer
-
$512 AUD
$360 USD
Retailer 2
-
$573 AUD
£317 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
$698 AUD
$490 USD
View
A
Retailer 4
-
$771 AUD
€516 EUR
View
A
Retailer 5
-
$841 AUD
$591 USD
View
A
Retailer 6
-
$905 AUD
£501 GBP
View
B+
Retailer 7
-
$1,008 AUD
$708 USD
View
B+
Retailer 8
-
$1,056 AUD
$742 USD
View
Retailer 9
-
$1,715 AUD
$1,205 USD
View
Price last confirmed 12 days ago
Retailer 10
-
$1,737 AUD
$1,220 USD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$1,969 AUD
$1,383 USD
View
B
Retailer 12
-
$2,063 AUD
£1,141 GBP
View
Most Expensive
B
Brilliant Earth
11953474A · Oct 29
$2,249 AUD
$1,580 USD
View
12 more retailers have this diamond
Prices start from $512 AUDSave up to $1,737 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 Cushion
$512 AUD