CaratHunter
Plans
Heart|Lab Grown|IGI

1.01ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG669427027

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG669427027

Diamond specifications and retailer prices

From $351 AUD
$246 USD
As of October 30, 2026
Save $1,659 AUD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,369 AUD at Brilliant Earth · As of October 15, 2026
View at Brilliant Earth

About this 1.01ct lab-grown heart diamond

This 1.01ct 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 LG669427027 or 669427027. Listed at 21 retailers as of October 30, 2026, with a 473% 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

1.01
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669427027
Dimensions6.15 × 6.80 × 4.09 mm
L/W Ratio1.11
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
6.15 mm6.80 mm1.01 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669427027
Side View
Table 60.0%Crown 37.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,369 AUD|Low: $334 AUD|High: $2,369 AUD|Avg: $1,032 AUD
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
Retailer 19
November 2, 2026
Retailer 3$351 AUD
Retailer 13$391 AUD
Retailer 11$407 AUD
Retailer 6$435 AUD
Retailer 9$435 AUD
Retailer 7$732 AUD
Retailer 14$742 AUD
Retailer 12$751 AUD
Retailer 5$763 AUD
Retailer 19$806 AUD
Retailer 2$826 AUD
Retailer 15$861 AUD
Retailer 4$1,398 AUD
Retailer 18$1,404 AUD
Retailer 10$1,473 AUD
Retailer 17$1,752 AUD
Retailer 8$1,912 AUD
Retailer 16$2,010 AUD
Brilliant Earth$2,369 AUD

38 data points across 19 retailers

21 retailers$351 AUD to $2,010 AUD

A
Cheapest Retailer
-
$351 AUD
$246 USD
A
Retailer 2
-
$391 AUD
$274 USD
View
Final sale: no returns
A
Retailer 3
-
$407 AUD
$285 USD
View
A
Retailer 4
-
$435 AUD
$305 USD
View
Retailer 5
-
$435 AUD
$305 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$732 AUD
$513 USD
View
A
Retailer 7
-
$742 AUD
€495 EUR
View
A
Retailer 8
-
$751 AUD
ZAR 8,505 ZAR
View
B+
Retailer 9
-
$763 AUD
$535 USD
View
B+
Retailer 10
-
$806 AUD
$565 USD
View
B+
Retailer 11
-
$826 AUD
£456 GBP
View
B+
Retailer 12
-
$861 AUD
View
B+
Retailer 13
-
$1,153 AUD
$808 USD
View
B
Retailer 14
-
$1,398 AUD
$980 USD
View
Retailer 15
-
$1,404 AUD
$984 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
$1,473 AUD
$1,032 USD
View
B
Retailer 17
-
$1,595 AUD
$1,118 USD
View
B
Retailer 18
-
$1,752 AUD
£967 GBP
View
B
Retailer 19
-
$1,912 AUD
$1,340 USD
View
B
Retailer 20
-
$2,010 AUD
View
Most Expensive
Brilliant Earth
15484047A · Oct 15
$2,369 AUD
$1,660 USD
View
Price last confirmed 18 days ago
20 more retailers have this diamond
Prices start from $351 AUDSave up to $1,659 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
1.01ct Heart
$351 AUD