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Heart|Lab Grown|IGI

1.46ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG618403131

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG618403131

Diamond specifications and retailer prices

From $1,683 NZD
$947 USD
As of November 1, 2026
Save $4,962 NZD (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,645 NZD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.46ct lab-grown heart diamond

This 1.46ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG618403131 or 618403131. Listed at 20 retailers as of October 31, 2026, with prices from $1,683 to $6,645, a $4,962 spread on the same certified stone. With Clarity lists it at $6,645. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.2°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618403131
Dimensions7.55 × 7.86 × 4.57 mm
L/W Ratio1.04
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
7.55 mm7.86 mm1.46 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG618403131
Side View
Table 55.0%Crown 34.2°Girdle: MED-STKPavilion 39°Culet: NoneDepth 58.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,847 NZD|Low: $1,379 NZD|High: $6,645 NZD|Avg: $2,859 NZD|-3.1%
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
Retailer 14
Retailer 15
Retailer 16
With Clarity
November 1, 2026
Retailer 8$1,379 NZD
Retailer 6$1,667 NZD
Retailer 7$1,667 NZD
Retailer 16$1,683 NZD
Retailer 1$1,847 NZD
Retailer 11$1,964 NZD
Retailer 14$2,047 NZD
Retailer 2$2,280 NZD
Retailer 4$2,342 NZD
Retailer 9$2,507 NZD
Retailer 10$2,596 NZD
Retailer 15$3,004 NZD
Retailer 12$3,546 NZD
Retailer 13$3,786 NZD
Retailer 3$5,650 NZD
Retailer 5$6,282 NZD
With Clarity$6,645 NZD

40 data points across 17 retailers

20 retailers$1,683 NZD to $6,645 NZD

Retailer 1
-
$1,379 NZD
$776 USD
Price last confirmed 31 days ago
Retailer 2
-
$1,564 NZD
$880 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$1,667 NZD
$938 USD
View
Price last confirmed 30 days ago
Retailer 4
-
$1,667 NZD
$938 USD
View
Price last confirmed 16 days ago
B+
Retailer 5
-
$1,683 NZD
$947 USD
View
Final sale: no returns
B+
Retailer 6
-
$1,847 NZD
£818 GBP
View
B+
Retailer 7
-
$1,964 NZD
$1,105 USD
View
B+
Retailer 8
-
$2,047 NZD
$1,152 USD
View
B+
Retailer 9
-
$2,280 NZD
$1,283 USD
View
B+
Retailer 10
-
$2,342 NZD
$1,318 USD
View
B+
Retailer 11
-
$2,507 NZD
£1,111 GBP
View
B+
Retailer 12
-
$2,596 NZD
€1,391 EUR
View
B+
Retailer 13
-
$3,004 NZD
ZAR 27,305 ZAR
View
B
Retailer 14
-
$3,546 NZD
$1,995 USD
View
B
Retailer 15
-
$3,786 NZD
$2,130 USD
View
Retailer 16
-
$4,687 NZD
$2,637 USD
View
Price last confirmed 33 days ago
B
Retailer 17
-
$5,385 NZD
$3,030 USD
View
B
Retailer 18
-
$5,650 NZD
$3,179 USD
View
Retailer 19
-
$6,282 NZD
£2,783 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
With Clarity
618403131 · Oct 31
$6,645 NZD
$3,739 USD
View
19 more retailers have this diamond
Prices start from $1,683 NZDSave up to $4,962 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.

B+
1.46ct Heart
$1,683 NZD