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Cushion|Lab Grown|IGI

5.30ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG780662866

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG780662866

Diamond specifications and retailer prices

From $10,957 AUD
$7,697 USD
As of November 1, 2026
Save $32,718 AUD (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $43,675 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.3ct lab-grown cushion diamond

This 5.3ct 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 LG780662866 or 780662866. Listed at 14 retailers as of October 31, 2026, with prices from $10,957 to $43,675, a $32,718 spread on the same certified stone. Taylor and Hart lists it at $43,675. 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

5.30
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662866
Dimensions11.38 × 9.49 × 6.26 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
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
11.38 mm9.49 mm5.30 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662866
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 36.2°Culet: NoneDepth 66.0%

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: $25,181 AUD|Low: $10,957 AUD|High: $44,256 AUD|Avg: $23,627 AUD|-4.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
November 1, 2026
Retailer 11$10,957 AUD
Retailer 10$11,695 AUD
Retailer 6$14,232 AUD
Retailer 4$14,770 AUD
Retailer 3$14,869 AUD
Retailer 7$16,357 AUD
Retailer 12$22,479 AUD
Retailer 8$22,715 AUD
Retailer 13$23,746 AUD
Retailer 1$25,181 AUD
Retailer 2$27,560 AUD
Retailer 9$33,766 AUD
Retailer 5$38,178 AUD
Taylor and Hart$43,675 AUD

39 data points across 14 retailers

14 retailers$10,957 AUD to $43,675 AUD

A
Cheapest Retailer
-
$10,957 AUD
$7,697 USD
A
Retailer 2
-
$11,695 AUD
$8,215 USD
View
A
Retailer 3
-
$14,232 AUD
$9,997 USD
View
Retailer 4
-
$14,770 AUD
$10,375 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$14,869 AUD
HK$81,600 HKD
View
A
Retailer 6
-
$16,357 AUD
£9,047 GBP
View
A
Retailer 7
-
$22,479 AUD
$15,790 USD
View
A
Retailer 8
-
$22,715 AUD
€15,196 EUR
View
B+
Retailer 9
-
$23,746 AUD
$16,680 USD
View
B+
Retailer 10
-
$25,181 AUD
£13,928 GBP
View
B+
Retailer 11
-
$27,560 AUD
ZAR 312,753 ZAR
View
B+
Retailer 12
-
$33,766 AUD
$23,719 USD
View
B
Retailer 13
-
$38,178 AUD
$26,818 USD
View
Most Expensive
B
Taylor and Hart
W20VB4K · Oct 31
$43,675 AUD
$30,680 USD
View
13 more retailers have this diamond
Prices start from $10,957 AUDSave up to $32,718 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
5.30ct Cushion
$10,957 AUD