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Heart|Lab Grown|IGI

1.03ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG758514295

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG758514295

Diamond specifications and retailer prices

From $329 AUD
$231 USD
As of November 1, 2026
Save $1,735 AUD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,064 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG758514295 or 758514295. Listed at 20 retailers as of October 31, 2026, with prices from $329 to $2,064, a $1,735 spread on the same certified stone. Brilliant Earth lists it at $2,064. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758514295
Dimensions6.38 × 6.91 × 4.00 mm
L/W Ratio1.08
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
6.38 mm6.91 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758514295
Side View
Table 61.0%Crown 36.3°Girdle: STK-THKPavilion 38°Culet: NoneDepth 57.9%

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: $2,064 AUD|Low: $272 AUD|High: $2,420 AUD|Avg: $880 AUD|-14.7%
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
November 1, 2026
Retailer 8$329 AUD
Retailer 7$379 AUD
Retailer 13$515 AUD
Retailer 10$617 AUD
Retailer 2$632 AUD
Retailer 9$675 AUD
Retailer 3$783 AUD
Retailer 5$809 AUD
Retailer 15$811 AUD
Retailer 4$895 AUD
Retailer 11$1,180 AUD
Retailer 6$1,252 AUD
Retailer 12$1,475 AUD
Retailer 14$1,733 AUD
Brilliant Earth$2,064 AUD

38 data points across 15 retailers

20 retailers$329 AUD to $2,064 AUD

Retailer 1
-
$306 AUD
$215 USD
Price last confirmed 24 days ago
A
Retailer 2
-
$329 AUD
$231 USD
View
Final sale: no returns
Retailer 3
-
$354 AUD
$249 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$374 AUD
$263 USD
View
Price last confirmed 37 days ago
Retailer 5
-
$379 AUD
$266 USD
View
Price last confirmed 29 days ago
Retailer 6
-
$379 AUD
$266 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
$515 AUD
$362 USD
View
A
Retailer 8
-
$617 AUD
€413 EUR
View
A
Retailer 9
-
$632 AUD
ZAR 7,171 ZAR
View
A
Retailer 10
-
$675 AUD
£373 GBP
View
B+
Retailer 11
-
$783 AUD
$550 USD
View
B+
Retailer 12
-
$809 AUD
$568 USD
View
B+
Retailer 13
-
$811 AUD
$570 USD
View
B+
Retailer 14
-
$895 AUD
View
B+
Retailer 15
-
$1,180 AUD
$829 USD
View
Retailer 16
-
$1,217 AUD
$855 USD
View
Price last confirmed 31 days ago
B+
Retailer 17
-
$1,252 AUD
$880 USD
View
B+
Retailer 18
-
$1,475 AUD
£816 GBP
View
B
Retailer 19
-
$1,733 AUD
$1,217 USD
View
Most Expensive
B
Brilliant Earth
16948211A · Oct 31
$2,064 AUD
$1,450 USD
View
19 more retailers have this diamond
Prices start from $329 AUDSave up to $1,735 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
1.03ct Heart
$329 AUD