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Heart|Lab Grown|IGI

1.07ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG818661949

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818661949

Diamond specifications and retailer prices

From $342 USD
As of October 28, 2026
Save $1,190 USD (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,585 USD at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 1.07ct lab-grown heart diamond

This 1.07ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818661949 or 818661949. Listed at 18 retailers as of October 28, 2026, with a 348% 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

1.07
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818661949
Dimensions6.48 × 6.98 × 4.04 mm
L/W Ratio1.08
Girdle conditionFaceted
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
6.48 mm6.98 mm1.07 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818661949
Side View
Table 56.0%Crown 34.1°Girdle: MED-THKPavilion 39.2°Culet: NoneDepth 57.9%

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 28
Current: $673 USD|Low: $317 USD|High: $1,949 USD|Avg: $988 USD|-15.0%
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
October 30, 2026
Retailer 2$342 USD
Retailer 5$493 USD
Retailer 9$535 USD
Retailer 6$623 USD
Retailer 8$652 USD
Retailer 12$657 USD
Retailer 1$673 USD
Retailer 11$690 USD
Retailer 13$853 USD
Retailer 3$1,267 USD
Retailer 4$1,383 USD
Retailer 7$1,529 USD
Retailer 10$1,532 USD

35 data points across 13 retailers

18 retailers$342 USD to $1,532 USD

A
Cheapest Retailer
-
$342 USD
Final sale: no returns
Retailer 2
-
$398 USD
View
Price last confirmed 21 days ago
Retailer 3
-
$445 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$487 USD
View
Price last confirmed 34 days ago
Retailer 5
-
$493 USD
View
Price last confirmed 26 days ago
Retailer 6
-
$493 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$535 USD
View
B+
Retailer 8
-
$623 USD
€593 EUR
View
B+
Retailer 9
-
$652 USD
ZAR 10,538 ZAR
View
B+
Retailer 10
-
$657 USD
View
B+
Retailer 11
-
$673 USD
£530 GBP
View
B+
Retailer 12
-
$690 USD
View
B+
Retailer 13
-
$853 USD
View
B
Retailer 14
-
$1,267 USD
View
B
Retailer 15
-
$1,383 USD
View
B
Retailer 16
-
$1,529 USD
£1,204 GBP
View
B
Retailer 17
-
$1,532 USD
View
Most Expensive
NZ Jewellers
662c456a-e8dc-47f6-9f17-c812da81bd98 · Sep 30
$1,585 USD
View
Price last confirmed 29 days ago
17 more retailers have this diamond
Prices start from $342 USDSave up to $1,190 USD

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
1.07ct Heart
$342 USD