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Radiant|Lab Grown|IGI

1.47ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG821695878

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

Certificate IGI LG821695878

Diamond specifications and retailer prices

From $413 SGD
As of November 4, 2026
Save $1,476 SGD (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,230 SGD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 1.47ct lab-grown radiant diamond

This 1.47ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821695878 or 821695878. Listed at 20 retailers as of November 4, 2026, with a 358% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.47
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821695878
Dimensions8.77 × 5.54 × 3.53 mm
L/W Ratio1.58
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
8.77 mm5.54 mm1.47 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821695878
Side View
Table 64.0%Crown 38.5°Girdle: MediumPavilion 35.6°Culet: NoneDepth 63.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $4,230 SGD|Low: $410 SGD|High: $4,409 SGD|Avg: $1,482 SGD|-4.1%
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
Retailer 15
November 5, 2026
Retailer 3$413 SGD
Retailer 4$629 SGD
Retailer 10$658 SGD
Retailer 15$757 SGD
Retailer 13$791 SGD
Retailer 2$803 SGD
Retailer 11$1,125 SGD
Retailer 8$1,128 SGD
Retailer 14$1,406 SGD
Retailer 12$1,536 SGD
Retailer 5$1,825 SGD
Retailer 9$1,889 SGD
Retailer 7$1,909 SGD
Retailer 6$2,939 SGD
Brilliant Earth$4,230 SGD

31 data points across 15 retailers

20 retailers$413 SGD to $1,889 SGD

Retailer 1
-
$376 SGD
Price last confirmed 34 days ago
A
Retailer 2
-
$413 SGD
View
Final sale: no returns
Retailer 3
-
$434 SGD
View
Price last confirmed 39 days ago
Retailer 4
-
$457 SGD
View
Price last confirmed 41 days ago
Retailer 5
-
$486 SGD
View
Price last confirmed 33 days ago
A
Retailer 6
-
$629 SGD
View
A
Retailer 7
-
$658 SGD
View
A
Retailer 8
-
$757 SGD
View
A
Retailer 9
-
$791 SGD
View
A
Retailer 10
-
$803 SGD
View
A
Retailer 11
-
$1,125 SGD
View
B+
Retailer 12
-
$1,128 SGD
View
B+
Retailer 13
-
$1,406 SGD
View
B+
Retailer 14
-
$1,536 SGD
View
Retailer 15
-
$1,560 SGD
View
Price last confirmed 32 days ago
Retailer 16
-
$1,825 SGD
View
Price last confirmed 10 days ago
B+
Retailer 17
-
$1,889 SGD
View
Retailer 18
-
$1,909 SGD
View
Price last confirmed 28 days ago
Retailer 19
-
$2,939 SGD
View
Price last confirmed 15 days ago
Most Expensive
Brilliant Earth
21212801A · Oct 18
$4,230 SGD
$3,310 USD
View
Price last confirmed 17 days ago
19 more retailers have this diamond
Prices start from $413 SGDSave up to $1,476 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
1.47ct Radiant
$413 SGD