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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG778695927

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG778695927

Diamond specifications and retailer prices

From $413 AUD
As of November 4, 2026
Save $4,688 AUD (92%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,101 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart 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 LG778695927 or 778695927. Listed at 17 retailers as of November 4, 2026, with prices from $413 to $5,101, a $4,688 spread on the same certified stone. Diamond Quarter lists it at $5,101. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.3°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778695927
Dimensions8.15 × 7.12 × 4.47 mm
L/W Ratio1.14
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
8.15 mm7.12 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778695927
Side View
Table 56.0%Crown 29.3°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 54.8%

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 4
Current: $593 AUD|Low: $413 AUD|High: $4,828 AUD|Avg: $1,617 AUD|-25.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 7$413 AUD
Retailer 3$469 AUD
Retailer 18$479 AUD
Retailer 1$593 AUD
Retailer 2$641 AUD
Retailer 17$687 AUD
Retailer 13$693 AUD
Retailer 16$884 AUD
Retailer 10$1,029 AUD
Retailer 9$1,084 AUD
Retailer 12$1,327 AUD
Retailer 14$1,406 AUD
Retailer 5$1,817 AUD
Retailer 6$2,004 AUD
Retailer 11$2,258 AUD
Retailer 4$3,671 AUD
Retailer 15$3,971 AUD
Retailer 8$3,988 AUD

29 data points across 18 retailers

17 retailers$413 AUD to $5,101 AUD

A
Cheapest Retailer
-
$413 AUD
A
Retailer 2
-
$469 AUD
View
Final sale: no returns
A
Retailer 3
-
$479 AUD
View
A
Retailer 4
-
$593 AUD
View
A
Retailer 5
-
$641 AUD
View
A
Retailer 6
-
$687 AUD
View
A
Retailer 7
-
$693 AUD
View
A
Retailer 8
-
$884 AUD
View
A
Retailer 9
-
$1,327 AUD
View
A
Retailer 10
-
$1,406 AUD
View
B+
Retailer 11
-
$1,817 AUD
View
B+
Retailer 12
-
$2,004 AUD
View
B+
Retailer 13
-
$2,258 AUD
View
B
Retailer 14
-
$3,671 AUD
View
B
Retailer 15
-
$3,971 AUD
View
B
Retailer 16
-
$3,988 AUD
View
Most Expensive
B
Diamond Quarter
1.53IFDLG50095EN · Nov 5
$5,101 AUD
£2,812 GBP
View
16 more retailers have this diamond
Prices start from $413 AUDSave up to $4,688 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
1.53ct Heart
$413 AUD