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Round|Lab Grown|IGI

1.52ct D IF Round Lab Grown Diamond

EX • D/IF • IGI LG684510509

Shape and cutting style on the report: Round brilliant

Certificate IGI LG684510509

Diamond specifications and retailer prices

From $557 AUD
$391 USD
As of November 1, 2026
Save $2,137 AUD (79%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,356 AUD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.52ct lab-grown round diamond

This 1.52ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG684510509 or 684510509. Listed at 26 retailers as of November 1, 2026, with a 384% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG684510509
Dimensions7.31 × 7.37 × 4.63 mm
L/W Ratio1.01
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
7.31 mm7.37 mm1.52 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG684510509
Side View
Table 54.0%Crown 35.7°Girdle: MediumPavilion 41°Culet: NoneDepth 63.1%

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: Nov 1
Current: $4,356 AUD|Low: $537 AUD|High: $4,356 AUD|Avg: $1,503 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
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Retailer 17
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Retailer 19
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Retailer 21
Retailer 22
Retailer 23
November 1, 2026
Retailer 7$557 AUD
Retailer 12$622 AUD
Retailer 23$622 AUD
Retailer 5$689 AUD
Retailer 22$689 AUD
Retailer 3$765 AUD
Retailer 19$819 AUD
Retailer 13$882 AUD
Retailer 11$925 AUD
Retailer 10$1,036 AUD
Retailer 18$1,087 AUD
Retailer 17$1,118 AUD
Retailer 21$1,185 AUD
Retailer 8$1,419 AUD
Retailer 20$1,600 AUD
Retailer 4$1,653 AUD
Retailer 15$2,193 AUD
Retailer 6$2,217 AUD
Retailer 9$2,269 AUD
Retailer 14$2,565 AUD
Retailer 16$2,581 AUD
Retailer 2$2,694 AUD
Brilliant Earth$4,356 AUD

27 data points across 23 retailers

26 retailers$557 AUD to $2,694 AUD

A
Cheapest Retailer
-
$557 AUD
$391 USD
A
Retailer 2
-
$622 AUD
$437 USD
View
Final sale: no returns
A
Retailer 3
-
$622 AUD
$437 USD
View
A
Retailer 4
-
$689 AUD
$484 USD
View
Retailer 5
-
$689 AUD
$484 USD
View
Price last confirmed 16 days ago
Retailer 6
-
$689 AUD
$484 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
$765 AUD
HK$4,200 HKD
View
A
Retailer 8
-
$819 AUD
$575 USD
View
A
Retailer 9
-
$882 AUD
£488 GBP
View
A
Retailer 10
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$925 AUD
$650 USD
View
A
Retailer 11
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$1,036 AUD
$728 USD
View
A
Retailer 12
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$1,087 AUD
€727 EUR
View
A
Retailer 13
-
$1,118 AUD
£618 GBP
View
A
Retailer 14
-
$1,185 AUD
ZAR 13,444 ZAR
View
A
Retailer 15
-
$1,419 AUD
$997 USD
View
B+
Retailer 16
-
$1,600 AUD
View
B+
Retailer 17
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$1,629 AUD
$1,144 USD
View
B+
Retailer 18
-
$1,653 AUD
$1,161 USD
View
B+
Retailer 19
-
$2,193 AUD
SGD 2,082 SGD
View
B+
Retailer 20
-
$2,217 AUD
$1,557 USD
View
B+
Retailer 21
-
$2,269 AUD
$1,594 USD
View
B+
Retailer 22
-
$2,413 AUD
$1,695 USD
View
B
Retailer 23
-
$2,565 AUD
$1,802 USD
View
B+
Retailer 24
-
$2,581 AUD
$1,813 USD
View
B
Retailer 25
-
$2,694 AUD
£1,490 GBP
View
Most Expensive
Brilliant Earth
14071219A · Oct 16
$4,356 AUD
$3,060 USD
View
Price last confirmed 16 days ago
25 more retailers have this diamond
Prices start from $557 AUDSave up to $2,137 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
1.52ct Round
$557 AUD