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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 $336 USD
As of October 29, 2026
Save $2,484 USD (88%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,820 USD at Brilliant Earth · As of October 30, 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 29, 2026, with prices from $336 to $2,820, a $2,484 spread on the same certified stone. Brilliant Earth lists it at $2,820. 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
Color
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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Price History

Last verified: Oct 29
Current: $2,820 USD|Low: $377 USD|High: $4,430 USD|Avg: $1,231 USD|-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
October 30, 2026
Retailer 6$377 USD
Retailer 16$537 USD
Retailer 4$560 USD
Retailer 14$570 USD
Retailer 10$649 USD
Retailer 13$717 USD
Retailer 12$740 USD
Retailer 2$746 USD
Retailer 11$972 USD
Retailer 15$1,035 USD
Retailer 5$1,576 USD
Retailer 7$1,629 USD
Retailer 9$1,680 USD
Retailer 8$1,730 USD
Retailer 3$2,320 USD
Brilliant Earth$2,820 USD

36 data points across 16 retailers

25 retailers$336 USD to $2,820 USD

A
Cheapest Retailer
-
$336 USD
A
Retailer 2
-
$377 USD
View
Final sale: no returns
A
Retailer 3
-
$390 USD
View
A
Retailer 4
-
$417 USD
View
A
Retailer 5
-
$417 USD
View
Retailer 6
-
$537 USD
£423 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
$560 USD
View
A
Retailer 8
-
$570 USD
View
A
Retailer 9
-
$649 USD
€618 EUR
View
A
Retailer 10
-
$717 USD
ZAR 11,579 ZAR
View
A
Retailer 11
-
$740 USD
A$1,138 AUD
View
A
Retailer 12
-
$746 USD
£587 GBP
View
A
Retailer 13
-
$749 USD
View
A
Retailer 14
-
$972 USD
A$1,496 AUD
View
B+
Retailer 15
-
$978 USD
View
B+
Retailer 16
-
$1,035 USD
View
B+
Retailer 17
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$1,331 USD
SGD 1,799 SGD
View
B+
Retailer 18
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$1,341 USD
View
B+
Retailer 19
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$1,384 USD
View
B+
Retailer 20
-
$1,576 USD
View
B+
Retailer 21
-
$1,629 USD
View
B+
Retailer 22
-
$1,680 USD
£1,323 GBP
View
Retailer 23
-
$1,730 USD
A$2,662 AUD
View
Price last confirmed 25 days ago
Retailer 24
-
$2,320 USD
View
Price last confirmed 16 days ago
Most Expensive
B
Brilliant Earth
18441255A · Oct 30
$2,820 USD
View
24 more retailers have this diamond
Prices start from $336 USDSave up to $2,484 USD

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
$336 USD