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Round|Lab Grown|IGI

1.46ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG840633216

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840633216

Diamond specifications and retailer prices

From $306 USD
As of October 29, 2026
Save $2,325 USD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,631 USD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.46ct lab-grown round diamond

This 1.46ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840633216 or 840633216. Listed at 22 retailers as of October 29, 2026, with prices from $306 to $2,631, a $2,325 spread on the same certified stone. Helzberg Diamonds lists it at $2,631. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633216
Dimensions7.20 × 7.24 × 4.49 mm
L/W Ratio1.01
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
7.20 mm7.24 mm1.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633216
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,631 USD|Low: $306 USD|High: $2,631 USD|Avg: $1,003 USD
Helzberg Diamonds
Retailer 2
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Retailer 22
October 30, 2026
Retailer 9$306 USD
Retailer 10$342 USD
Retailer 4$355 USD
Retailer 5$379 USD
Retailer 11$379 USD
Retailer 3$600 USD
Retailer 21$604 USD
Retailer 6$619 USD
Retailer 13$623 USD
Retailer 8$636 USD
Retailer 16$651 USD
Retailer 2$672 USD
Retailer 7$1,007 USD
Retailer 22$1,165 USD
Retailer 12$1,219 USD
Retailer 18$1,221 USD
Retailer 14$1,266 USD
Retailer 17$1,368 USD
Retailer 20$1,528 USD
Retailer 19$2,025 USD
Retailer 15$2,450 USD
Helzberg Diamonds$2,631 USD

22 data points across 22 retailers

22 retailers$306 USD to $2,631 USD

A
Cheapest Retailer
-
$306 USD
A
Retailer 2
-
$342 USD
View
Final sale: no returns
A
Retailer 3
-
$355 USD
View
A
Retailer 4
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$379 USD
View
A
Retailer 5
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$379 USD
View
A
Retailer 6
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$600 USD
View
Retailer 7
-
$604 USD
£476 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
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$619 USD
View
A
Retailer 9
-
$623 USD
€593 EUR
View
A
Retailer 10
-
$636 USD
View
A
Retailer 11
-
$651 USD
ZAR 10,523 ZAR
View
A
Retailer 12
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$672 USD
£529 GBP
View
B+
Retailer 13
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$1,007 USD
View
B+
Retailer 14
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$1,165 USD
View
B+
Retailer 15
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$1,219 USD
View
B+
Retailer 16
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$1,221 USD
SGD 1,650 SGD
View
B+
Retailer 17
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$1,266 USD
View
B+
Retailer 18
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$1,368 USD
View
B+
Retailer 19
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$1,528 USD
£1,203 GBP
View
Retailer 20
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$2,025 USD
View
Price last confirmed 8 days ago
B
Retailer 21
-
$2,450 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJJIHM · Oct 29
$2,631 USD
View
21 more retailers have this diamond
Prices start from $306 USDSave up to $2,325 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
1.46ct Round
$306 USD