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Heart|Lab Grown|IGI

1.09ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG816624115

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816624115

Diamond specifications and retailer prices

From $573 NZD
$323 USD
As of October 30, 2026
Save $2,940 NZD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,513 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.09ct lab-grown heart diamond

This 1.09ct 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 LG816624115 or 816624115. Listed at 19 retailers as of October 30, 2026, with prices from $573 to $3,513, a $2,940 spread on the same certified stone. Brilliant Earth lists it at $3,513. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816624115
Dimensions7.04 × 6.46 × 4.07 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
7.04 mm6.46 mm1.09 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816624115
Side View
Table 57.0%Crown 35.6°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 57.8%

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: $3,513 NZD|Low: $571 NZD|High: $4,099 NZD|Avg: $1,865 NZD|-14.3%
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
November 1, 2026
Retailer 4$573 NZD
Retailer 6$889 NZD
Retailer 11$901 NZD
Retailer 8$905 NZD
Retailer 7$1,040 NZD
Retailer 12$1,095 NZD
Retailer 2$1,128 NZD
Retailer 14$1,191 NZD
Retailer 3$1,425 NZD
Retailer 9$1,620 NZD
Retailer 5$2,136 NZD
Retailer 10$2,569 NZD
Retailer 13$2,626 NZD
Brilliant Earth$3,513 NZD

35 data points across 14 retailers

19 retailers$573 NZD to $3,513 NZD

A
Cheapest Retailer
-
$573 NZD
$323 USD
Final sale: no returns
Retailer 2
-
$717 NZD
$404 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$804 NZD
$453 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$878 NZD
$495 USD
View
Price last confirmed 36 days ago
Retailer 5
-
$889 NZD
$501 USD
View
Price last confirmed 19 days ago
Retailer 6
-
$889 NZD
$501 USD
View
Price last confirmed 28 days ago
A
Retailer 7
-
$901 NZD
$508 USD
View
A
Retailer 8
-
$905 NZD
$510 USD
View
A
Retailer 9
-
$1,040 NZD
€558 EUR
View
B+
Retailer 10
-
$1,095 NZD
ZAR 9,974 ZAR
View
B+
Retailer 11
-
$1,128 NZD
£500 GBP
View
B+
Retailer 12
-
$1,191 NZD
$671 USD
View
B+
Retailer 13
-
$1,425 NZD
$803 USD
View
B+
Retailer 14
-
$1,620 NZD
$913 USD
View
B
Retailer 15
-
$2,136 NZD
$1,204 USD
View
B
Retailer 16
-
$2,569 NZD
£1,140 GBP
View
B
Retailer 17
-
$2,626 NZD
$1,480 USD
View
Retailer 18
-
$2,860 NZD
$1,612 USD
View
Price last confirmed 31 days ago
Most Expensive
B
Brilliant Earth
21018290A · Oct 31
$3,513 NZD
$1,980 USD
View
18 more retailers have this diamond
Prices start from $573 NZDSave up to $2,940 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
1.09ct Heart
$573 NZD