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Radiant|Lab Grown|IGI

1.46ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG778673497

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG778673497

Diamond specifications and retailer prices

From $389 SGD
$304 USD
As of October 30, 2026
Save $3,447 SGD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,835 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.46ct lab-grown radiant diamond

This 1.46ct lab-grown radiant 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 LG778673497 or 778673497. Listed at 21 retailers as of October 30, 2026, with prices from $389 to $3,835, a $3,447 spread on the same certified stone. Brilliant Earth lists it at $3,835. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778673497
Dimensions8.11 × 5.46 × 3.74 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.11 mm5.46 mm1.46 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778673497
Side View
Table 63.0%Crown 43.3°Girdle: MED-STKPavilion 35°Culet: NoneDepth 68.5%

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 30
Current: $3,835 SGD|Low: $372 SGD|High: $3,835 SGD|Avg: $1,198 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 19
Retailer 20
November 1, 2026
Retailer 6$389 SGD
Retailer 4$433 SGD
Retailer 7$481 SGD
Retailer 10$481 SGD
Retailer 14$510 SGD
Retailer 3$646 SGD
Retailer 18$678 SGD
Retailer 17$827 SGD
Retailer 13$852 SGD
Retailer 2$855 SGD
Retailer 9$905 SGD
Retailer 16$1,173 SGD
Retailer 8$1,428 SGD
Retailer 20$1,478 SGD
Retailer 19$1,547 SGD
Retailer 12$1,607 SGD
Retailer 11$1,870 SGD
Retailer 15$1,939 SGD
Retailer 5$1,948 SGD
Brilliant Earth$3,835 SGD

37 data points across 20 retailers

21 retailers$389 SGD to $3,835 SGD

A
Cheapest Retailer
-
$389 SGD
$304 USD
A
Retailer 2
-
$433 SGD
$339 USD
View
Final sale: no returns
A
Retailer 3
-
$450 SGD
$352 USD
View
A
Retailer 4
-
$481 SGD
$376 USD
View
A
Retailer 5
-
$481 SGD
$376 USD
View
A
Retailer 6
-
$510 SGD
£314 GBP
View
A
Retailer 7
-
$646 SGD
$505 USD
View
A
Retailer 8
-
$678 SGD
$530 USD
View
A
Retailer 9
-
$827 SGD
ZAR 10,447 ZAR
View
A
Retailer 10
-
$852 SGD
€635 EUR
View
A
Retailer 11
-
$855 SGD
£527 GBP
View
A
Retailer 12
-
$905 SGD
$708 USD
View
A
Retailer 13
-
$1,173 SGD
A$1,412 AUD
View
B+
Retailer 14
-
$1,428 SGD
$1,117 USD
View
B+
Retailer 15
-
$1,478 SGD
$1,156 USD
View
B+
Retailer 16
-
$1,547 SGD
$1,210 USD
View
B+
Retailer 17
-
$1,607 SGD
$1,257 USD
View
B+
Retailer 18
-
$1,870 SGD
£1,152 GBP
View
B+
Retailer 19
-
$1,939 SGD
£1,194 GBP
View
B
Retailer 20
-
$1,948 SGD
$1,524 USD
View
Most Expensive
B
Brilliant Earth
20602825A · Oct 31
$3,835 SGD
$3,000 USD
View
20 more retailers have this diamond
Prices start from $389 SGDSave up to $3,447 SGD

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 Radiant
$389 SGD