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Heart|Lab Grown|IGI

1.03ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG763620346

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG763620346

Diamond specifications and retailer prices

From $548 NZD
$308 USD
As of October 27, 2026
Save $532 NZD (49%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,511 NZD at Brilliant Earth · As of October 18, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG763620346 or 763620346. Listed at 18 retailers as of October 23, 2026, with a 97% 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

1.03
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763620346
Dimensions6.99 × 6.99 × 6.20 mm
L/W Ratio1.00
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
6.99 mm6.99 mm1.03 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763620346
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.2%

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: Oct 27
Current: $2,511 NZD|Low: $260 NZD|High: $2,582 NZD|Avg: $1,165 NZD|-2.8%
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
October 22, 2026
Retailer 6$260 NZD
Retailer 2$548 NZD
Retailer 13$641 NZD
Retailer 12$784 NZD
Retailer 4$975 NZD
Retailer 3$1,011 NZD
Retailer 9$1,061 NZD
Retailer 7$1,081 NZD
Retailer 14$1,111 NZD
Retailer 10$1,471 NZD
Retailer 11$1,850 NZD
Retailer 8$1,954 NZD
Retailer 5$2,162 NZD
Brilliant Earth$2,511 NZD

28 data points across 14 retailers

18 retailers$548 NZD to $1,081 NZD

Retailer 1
-
$369 NZD
$207 USD
Price last confirmed 22 days ago
Retailer 2
-
$427 NZD
$240 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$450 NZD
$253 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$456 NZD
$256 USD
View
Price last confirmed 27 days ago
Retailer 5
-
$456 NZD
$256 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$548 NZD
$308 USD
View
Final sale: no returns
Retailer 7
-
$641 NZD
$360 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$784 NZD
ZAR 7,110 ZAR
View
Price last confirmed 22 days ago
Retailer 9
-
$822 NZD
£363 GBP
View
Price last confirmed 18 days ago
Retailer 10
-
$975 NZD
$548 USD
View
Price last confirmed 10 days ago
Retailer 11
-
$1,061 NZD
£469 GBP
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$1,081 NZD
$607 USD
View
Retailer 13
-
$1,465 NZD
$823 USD
View
Price last confirmed 29 days ago
Retailer 14
-
$1,471 NZD
$826 USD
View
Price last confirmed 14 days ago
Retailer 15
-
$1,850 NZD
£818 GBP
View
Price last confirmed 19 days ago
Retailer 16
-
$1,954 NZD
$1,098 USD
View
Price last confirmed 8 days ago
Retailer 17
-
$2,162 NZD
$1,214 USD
View
Price last confirmed 19 days ago
Most Expensive
Brilliant Earth
17397469A · Oct 18
$2,511 NZD
$1,410 USD
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from $548 NZDSave up to $532 NZD

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
$548 NZD