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Heart|Lab Grown|IGI

1.01ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG816610587

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816610587

Diamond specifications and retailer prices

From $536 NZD
$302 USD
As of October 30, 2026
Save $2,711 NZD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,247 NZD at Brilliant Earth · As of October 30, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816610587 or 816610587. Listed at 19 retailers as of October 30, 2026, with prices from $536 to $3,247, a $2,711 spread on the same certified stone. Brilliant Earth lists it at $3,247. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816610587
Dimensions6.75 × 6.19 × 3.95 mm
L/W Ratio1.09
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
6.75 mm6.19 mm1.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816610587
Side View
Table 56.0%Crown 35.5°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 58.5%

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: $3,247 NZD|Low: $532 NZD|High: $3,797 NZD|Avg: $1,757 NZD|-14.5%
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 31, 2026
Retailer 4$536 NZD
Retailer 6$829 NZD
Retailer 10$837 NZD
Retailer 8$843 NZD
Retailer 2$978 NZD
Retailer 11$1,023 NZD
Retailer 13$1,040 NZD
Retailer 7$1,046 NZD
Retailer 3$1,320 NZD
Retailer 9$1,829 NZD
Retailer 14$2,004 NZD
Retailer 5$2,389 NZD
Retailer 12$2,517 NZD
Brilliant Earth$3,247 NZD

34 data points across 14 retailers

19 retailers$536 NZD to $3,247 NZD

A
Cheapest Retailer
-
$536 NZD
$302 USD
Final sale: no returns
Retailer 2
-
$669 NZD
$377 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$749 NZD
$422 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$818 NZD
$461 USD
View
Price last confirmed 36 days ago
Retailer 5
-
$829 NZD
$467 USD
View
Price last confirmed 28 days ago
Retailer 6
-
$829 NZD
$467 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$837 NZD
$472 USD
View
A
Retailer 8
-
$843 NZD
$475 USD
View
A
Retailer 9
-
$978 NZD
€525 EUR
View
B+
Retailer 10
-
$1,023 NZD
ZAR 9,312 ZAR
View
B+
Retailer 11
-
$1,040 NZD
$586 USD
View
B+
Retailer 12
-
$1,046 NZD
£464 GBP
View
B+
Retailer 13
-
$1,320 NZD
$744 USD
View
B+
Retailer 14
-
$1,829 NZD
$1,031 USD
View
B
Retailer 15
-
$2,004 NZD
$1,129 USD
View
B
Retailer 16
-
$2,389 NZD
£1,060 GBP
View
B
Retailer 17
-
$2,517 NZD
$1,419 USD
View
Retailer 18
-
$2,665 NZD
$1,502 USD
View
Price last confirmed 31 days ago
Most Expensive
B
Brilliant Earth
21018583A · Oct 30
$3,247 NZD
$1,830 USD
View
18 more retailers have this diamond
Prices start from $536 NZDSave up to $2,711 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
1.01ct Heart
$536 NZD