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Round|Lab Grown|IGI

1.52ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG778613718

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778613718

Diamond specifications and retailer prices

From $478 AUD
$336 USD
As of November 1, 2026
Save $3,536 AUD (88%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $4,015 AUD at Brilliant Earth · As of October 31, 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 LG778613718 or 778613718. Listed at 25 retailers as of October 31, 2026, with prices from $478 to $4,015, a $3,536 spread on the same certified stone. Brilliant Earth lists it at $4,015. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778613718
Dimensions7.35 × 7.40 × 4.53 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
7.35 mm7.40 mm1.52 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778613718
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.5%

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: $4,015 AUD|Low: $460 AUD|High: $6,307 AUD|Avg: $1,602 AUD|-36.3%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 5$478 AUD
Retailer 7$537 AUD
Retailer 10$594 AUD
Retailer 18$764 AUD
Retailer 4$797 AUD
Retailer 17$811 AUD
Retailer 12$921 AUD
Retailer 16$1,020 AUD
Retailer 15$1,053 AUD
Retailer 11$1,062 AUD
Retailer 14$1,384 AUD
Retailer 13$1,385 AUD
Retailer 6$2,244 AUD
Retailer 8$2,319 AUD
Retailer 2$2,379 AUD
Retailer 9$2,463 AUD
Retailer 3$3,303 AUD
Brilliant Earth$4,015 AUD

35 data points across 18 retailers

25 retailers$478 AUD to $4,015 AUD

A
Cheapest Retailer
-
$478 AUD
$336 USD
A
Retailer 2
-
$537 AUD
$377 USD
View
Final sale: no returns
A
Retailer 3
-
$555 AUD
$390 USD
View
Retailer 4
-
$594 AUD
$417 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$594 AUD
$417 USD
View
Retailer 6
-
$764 AUD
£423 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
$797 AUD
$560 USD
View
A
Retailer 8
-
$811 AUD
$570 USD
View
A
Retailer 9
-
$921 AUD
€616 EUR
View
A
Retailer 10
-
$1,020 AUD
ZAR 11,579 ZAR
View
A
Retailer 11
-
$1,053 AUD
View
A
Retailer 12
-
$1,062 AUD
£587 GBP
View
A
Retailer 13
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$1,066 AUD
$749 USD
View
A
Retailer 14
-
$1,384 AUD
View
B+
Retailer 15
-
$1,385 AUD
$973 USD
View
B+
Retailer 16
-
$1,392 AUD
$978 USD
View
B+
Retailer 17
-
$1,895 AUD
SGD 1,799 SGD
View
B+
Retailer 18
-
$1,909 AUD
$1,341 USD
View
B+
Retailer 19
-
$1,971 AUD
$1,384 USD
View
B+
Retailer 20
-
$2,244 AUD
$1,576 USD
View
B+
Retailer 21
-
$2,319 AUD
$1,629 USD
View
B+
Retailer 22
-
$2,379 AUD
£1,316 GBP
View
Retailer 23
-
$2,463 AUD
View
Price last confirmed 27 days ago
Retailer 24
-
$3,303 AUD
$2,320 USD
View
Price last confirmed 18 days ago
Most Expensive
B
Brilliant Earth
18441255A · Oct 31
$4,015 AUD
$2,820 USD
View
24 more retailers have this diamond
Prices start from $478 AUDSave up to $3,536 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
$478 AUD