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Radiant|Lab Grown|IGI

1.48ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG818654301

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

Certificate IGI LG818654301

Diamond specifications and retailer prices

From $393 SGD
$307 USD
As of November 2, 2026
Save $3,534 SGD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,220 SGD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.48ct lab-grown radiant diamond

This 1.48ct 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 LG818654301 or 818654301. Listed at 19 retailers as of November 2, 2026, with a 900% 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

1.48
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654301
Dimensions7.90 × 5.79 × 3.80 mm
L/W Ratio1.36
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
7.90 mm5.79 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654301
Side View
Table 66.0%Crown 41.5°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $4,220 SGD|Low: $393 SGD|High: $5,627 SGD|Avg: $1,518 SGD|-1.5%
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
Retailer 18
Retailer 19
November 2, 2026
Retailer 2$393 SGD
Retailer 19$467 SGD
Retailer 9$482 SGD
Retailer 8$499 SGD
Retailer 18$499 SGD
Retailer 17$697 SGD
Retailer 3$812 SGD
Retailer 13$861 SGD
Retailer 12$890 SGD
Retailer 14$925 SGD
Retailer 5$1,435 SGD
Retailer 4$1,464 SGD
Retailer 7$1,605 SGD
Retailer 6$1,663 SGD
Retailer 11$1,837 SGD
Retailer 16$2,011 SGD
Retailer 10$2,095 SGD
Retailer 15$3,926 SGD
Rare Carat$4,220 SGD

36 data points across 19 retailers

19 retailers$393 SGD to $3,926 SGD

A+
Cheapest Retailer
-
$393 SGD
$307 USD
A
Retailer 2
-
$467 SGD
$365 USD
View
A
Retailer 3
-
$482 SGD
$377 USD
View
Final sale: no returns
Retailer 4
-
$499 SGD
$390 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$499 SGD
$390 USD
View
A
Retailer 6
-
$697 SGD
$545 USD
View
A
Retailer 7
-
$812 SGD
$635 USD
View
A
Retailer 8
-
$861 SGD
ZAR 10,872 ZAR
View
A
Retailer 9
-
$890 SGD
£548 GBP
View
A
Retailer 10
-
$925 SGD
€689 EUR
View
B+
Retailer 11
-
$1,435 SGD
$1,122 USD
View
B+
Retailer 12
-
$1,464 SGD
$1,145 USD
View
B+
Retailer 13
-
$1,605 SGD
$1,255 USD
View
B+
Retailer 14
-
$1,663 SGD
$1,300 USD
View
B+
Retailer 15
-
$1,837 SGD
View
B+
Retailer 16
-
$2,011 SGD
£1,238 GBP
View
B
Retailer 17
-
$2,095 SGD
$1,638 USD
View
B
Retailer 18
-
$3,926 SGD
$3,070 USD
View
Most Expensive
Rare Carat
PD-235961 · Oct 21
$4,220 SGD
$3,300 USD
View
Price last confirmed 12 days ago
18 more retailers have this diamond
Prices start from $393 SGDSave up to $3,534 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+
1.48ct Radiant
$393 SGD