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Cushion|Lab Grown|IGI

5.39ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG837647186

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG837647186

Diamond specifications and retailer prices

From $9,289 AUD
$6,525 USD
As of November 1, 2026
Save $46,929 AUD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $56,218 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.39ct lab-grown cushion diamond

This 5.39ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837647186 or 837647186. Listed at 13 retailers as of October 31, 2026, with prices from $9,289 to $56,218, a $46,929 spread on the same certified stone. Do Amore Diamonds lists it at $56,218. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.39
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837647186
Dimensions11.72 × 8.31 × 5.35 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.72 mm8.31 mm5.39 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837647186
Side View
Table 63.0%Crown 34.3°Girdle: STK-THKPavilion 39.6°Culet: LargeDepth 64.4%

Caratlytics Score

How it works →
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: Nov 1
Current: $56,218 AUD|Low: $9,289 AUD|High: $68,059 AUD|Avg: $25,427 AUD|-1.5%
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
October 31, 2026
Retailer 8$9,289 AUD
Retailer 7$10,286 AUD
Retailer 14$10,799 AUD
Retailer 10$12,015 AUD
Retailer 3$12,197 AUD
Retailer 4$15,368 AUD
Retailer 2$20,226 AUD
Retailer 11$22,773 AUD
Retailer 9$24,144 AUD
Retailer 5$25,693 AUD
Retailer 13$29,018 AUD
Retailer 12$29,097 AUD
Do Amore Diamonds$56,218 AUD
Retailer 6$57,340 AUD

22 data points across 14 retailers

13 retailers$9,289 AUD to $56,218 AUD

A
Cheapest Retailer
-
$9,289 AUD
$6,525 USD
A
Retailer 2
-
$9,719 AUD
$6,827 USD
View
A
Retailer 3
-
$10,286 AUD
$7,225 USD
View
A
Retailer 4
-
$12,015 AUD
$8,440 USD
View
A
Retailer 5
-
$12,197 AUD
$8,568 USD
View
Retailer 6
-
$15,368 AUD
$10,795 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$20,226 AUD
€13,531 EUR
View
A
Retailer 8
-
$22,773 AUD
£12,596 GBP
View
B+
Retailer 9
-
$24,144 AUD
$16,960 USD
View
Retailer 10
-
$25,693 AUD
$18,048 USD
View
Price last confirmed 14 days ago
B+
Retailer 11
-
$29,018 AUD
$20,384 USD
View
B+
Retailer 12
-
$29,097 AUD
$20,439 USD
View
Most Expensive
B
Do Amore Diamonds
27-4DBD81709 · Oct 31
$56,218 AUD
$39,490 USD
View
12 more retailers have this diamond
Prices start from $9,289 AUDSave up to $46,929 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
5.39ct Cushion
$9,289 AUD