CaratHunter
Plans
Heart|Lab Grown|IGI

1.05ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG628401226

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628401226

Diamond specifications and retailer prices

From $326 AUD
$229 USD
As of October 30, 2026
Save $2,806 AUD (90%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $3,132 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown heart diamond

This 1.05ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628401226 or 628401226. Listed at 28 retailers as of October 30, 2026, with prices from $326 to $3,132, a $2,806 spread on the same certified stone. Do Amore Diamonds lists it at $3,132. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628401226
Dimensions6.40 × 7.04 × 3.97 mm
L/W Ratio1.10
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
6.40 mm7.04 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628401226
Side View
Table 61.0%Crown 38.7°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 56.4%

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: $3,132 AUD|Low: $326 AUD|High: $3,758 AUD|Avg: $1,210 AUD|-16.7%
Do Amore Diamonds
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 1, 2026
Retailer 18$326 AUD
Retailer 13$382 AUD
Retailer 8$620 AUD
Retailer 19$634 AUD
Retailer 11$641 AUD
Retailer 5$676 AUD
Retailer 7$737 AUD
Retailer 12$743 AUD
Retailer 16$767 AUD
Retailer 2$851 AUD
Retailer 6$987 AUD
Retailer 17$1,305 AUD
Retailer 10$1,503 AUD
Retailer 14$1,568 AUD
Retailer 9$1,678 AUD
Retailer 15$1,799 AUD
Retailer 4$1,830 AUD
Retailer 3$1,965 AUD
Do Amore Diamonds$3,132 AUD

40 data points across 19 retailers

28 retailers$326 AUD to $3,132 AUD

A
Cheapest Retailer
-
$326 AUD
$229 USD
Retailer 2
-
$326 AUD
$229 USD
View
Price last confirmed 24 days ago
Retailer 3
-
$326 AUD
$229 USD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$382 AUD
$268 USD
View
Final sale: no returns
Retailer 5
-
$404 AUD
$284 USD
View
Price last confirmed 29 days ago
Retailer 6
-
$404 AUD
$284 USD
View
Price last confirmed 22 days ago
Retailer 7
-
$423 AUD
$297 USD
View
Price last confirmed 32 days ago
Retailer 8
-
$491 AUD
$345 USD
View
Price last confirmed 33 days ago
Retailer 9
-
$518 AUD
$364 USD
View
Price last confirmed 35 days ago
A
Retailer 10
-
$620 AUD
HK$3,400 HKD
View
A
Retailer 11
-
$634 AUD
$445 USD
View
A
Retailer 12
-
$676 AUD
$475 USD
View
A
Retailer 13
-
$737 AUD
$518 USD
View
A
Retailer 14
-
$743 AUD
€497 EUR
View
A
Retailer 15
-
$767 AUD
ZAR 8,706 ZAR
View
B+
Retailer 16
-
$851 AUD
£471 GBP
View
B+
Retailer 17
-
$987 AUD
$693 USD
View
B+
Retailer 18
-
$1,305 AUD
$917 USD
View
Retailer 19
-
$1,435 AUD
$1,008 USD
View
Price last confirmed 22 days ago
B+
Retailer 20
-
$1,435 AUD
$1,008 USD
View
B+
Retailer 21
-
$1,503 AUD
SGD 1,427 SGD
View
B
Retailer 22
-
$1,568 AUD
View
B
Retailer 23
-
$1,678 AUD
$1,179 USD
View
B+
Retailer 24
-
$1,799 AUD
£995 GBP
View
B+
Retailer 25
-
$1,830 AUD
$1,286 USD
View
Retailer 26
-
$1,862 AUD
$1,308 USD
View
Price last confirmed 32 days ago
B
Retailer 27
-
$1,965 AUD
$1,380 USD
View
Most Expensive
B
Do Amore Diamonds
27-35CA08263 · Oct 31
$3,132 AUD
$2,200 USD
View
27 more retailers have this diamond
Prices start from $326 AUDSave up to $2,806 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
1.05ct Heart
$326 AUD