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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 $947 USD
As of October 30, 2026
Save $2,792 USD (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,739 USD at With Clarity · As of October 30, 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 30, 2026, with prices from $947 to $3,739, a $2,792 spread on the same certified stone. With Clarity lists it at $3,739. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,042 USD|Low: $776 USD|High: $3,739 USD|Avg: $1,763 USD|-2.9%
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
October 30, 2026
Retailer 8$776 USD
Retailer 6$938 USD
Retailer 7$938 USD
Retailer 14$947 USD
Retailer 1$1,042 USD
Retailer 5$1,130 USD
Retailer 11$1,152 USD
Retailer 15$1,283 USD
Retailer 2$1,318 USD
Retailer 9$1,407 USD
Retailer 10$1,471 USD
Retailer 12$1,690 USD
Retailer 4$2,231 USD
Retailer 13$3,030 USD
Retailer 16$3,179 USD
Retailer 3$3,534 USD
With Clarity$3,739 USD

40 data points across 17 retailers

20 retailers$947 USD to $3,739 USD

Retailer 1
-
$776 USD
Price last confirmed 27 days ago
Retailer 2
-
$880 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$938 USD
View
Price last confirmed 27 days ago
Retailer 4
-
$938 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$947 USD
View
Final sale: no returns
B+
Retailer 6
-
$1,042 USD
£821 GBP
View
B+
Retailer 7
-
$1,130 USD
View
B+
Retailer 8
-
$1,152 USD
View
B+
Retailer 9
-
$1,283 USD
View
B+
Retailer 10
-
$1,318 USD
View
B+
Retailer 11
-
$1,407 USD
£1,108 GBP
View
B+
Retailer 12
-
$1,471 USD
€1,401 EUR
View
B+
Retailer 13
-
$1,690 USD
ZAR 27,305 ZAR
View
B
Retailer 14
-
$2,231 USD
View
Retailer 15
-
$2,637 USD
View
Price last confirmed 29 days ago
B
Retailer 16
-
$3,030 USD
View
B
Retailer 17
-
$3,030 USD
View
B
Retailer 18
-
$3,179 USD
View
Retailer 19
-
$3,534 USD
£2,783 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
With Clarity
618403131 · Oct 30
$3,739 USD
View
19 more retailers have this diamond
Prices start from $947 USDSave up to $2,792 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.

B+
1.46ct Heart
$947 USD