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Radiant|Lab Grown|IGI

1.46ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816615227

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

Certificate IGI LG816615227

Diamond specifications and retailer prices

From $398 SGD
$311 USD
As of October 30, 2026
Save $3,476 SGD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,161 SGD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615227 or 816615227. Listed at 20 retailers as of October 30, 2026, with a 874% 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

1.46
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615227
Dimensions8.25 × 5.73 × 3.63 mm
L/W Ratio1.44
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
8.25 mm5.73 mm1.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615227
Side View
Table 63.0%Crown 37.7°Girdle: MediumPavilion 34.1°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
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: $4,161 SGD|Low: $398 SGD|High: $5,548 SGD|Avg: $1,618 SGD|-0.5%
Rare Carat
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
Retailer 17
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Retailer 19
Retailer 20
October 30, 2026
Retailer 9$398 SGD
Retailer 19$462 SGD
Retailer 17$476 SGD
Retailer 8$492 SGD
Retailer 18$492 SGD
Retailer 16$690 SGD
Retailer 3$803 SGD
Retailer 15$847 SGD
Retailer 13$875 SGD
Retailer 20$911 SGD
Retailer 4$1,399 SGD
Retailer 10$1,514 SGD
Retailer 7$1,584 SGD
Retailer 6$1,643 SGD
Retailer 12$1,814 SGD
Retailer 5$1,909 SGD
Retailer 14$1,986 SGD
Retailer 11$2,066 SGD
Retailer 2$3,874 SGD
Rare Carat$4,161 SGD

31 data points across 20 retailers

20 retailers$398 SGD to $3,874 SGD

A
Cheapest Retailer
-
$398 SGD
$311 USD
A
Retailer 2
-
$462 SGD
$361 USD
View
A
Retailer 3
-
$476 SGD
$372 USD
View
Final sale: no returns
A
Retailer 4
-
$492 SGD
$385 USD
View
A
Retailer 5
-
$492 SGD
$385 USD
View
A
Retailer 6
-
$690 SGD
$540 USD
View
A
Retailer 7
-
$803 SGD
$628 USD
View
A
Retailer 8
-
$847 SGD
ZAR 10,700 ZAR
View
A
Retailer 9
-
$875 SGD
£539 GBP
View
Retailer 10
-
$911 SGD
€679 EUR
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$1,399 SGD
$1,094 USD
View
B+
Retailer 12
-
$1,514 SGD
$1,184 USD
View
B+
Retailer 13
-
$1,584 SGD
$1,239 USD
View
B+
Retailer 14
-
$1,643 SGD
$1,286 USD
View
B+
Retailer 15
-
$1,814 SGD
View
B+
Retailer 16
-
$1,909 SGD
£1,176 GBP
View
B+
Retailer 17
-
$1,986 SGD
£1,223 GBP
View
B
Retailer 18
-
$2,066 SGD
$1,616 USD
View
B
Retailer 19
-
$3,874 SGD
$3,030 USD
View
Most Expensive
Rare Carat
PD-227815 · Oct 21
$4,161 SGD
$3,255 USD
View
Price last confirmed 9 days ago
19 more retailers have this diamond
Prices start from $398 SGDSave up to $3,476 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
1.46ct Radiant
$398 SGD