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Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG825657802

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

Certificate IGI LG825657802

Diamond specifications and retailer prices

From $341 SGD
$267 USD
As of October 30, 2026
Save $3,277 SGD (91%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,116 SGD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.45ct lab-grown radiant diamond

This 1.45ct 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 LG825657802 or 825657802. Listed at 14 retailers as of October 30, 2026, with a 960% 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

1.45
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825657802
Dimensions8.15 × 5.60 × 3.81 mm
L/W Ratio1.46
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
8.15 mm5.60 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825657802
Side View
Table 65.0%Crown 39°Girdle: MediumPavilion 36.7°Culet: NoneDepth 68.0%

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: Oct 30
Current: $4,116 SGD|Low: $341 SGD|High: $5,484 SGD|Avg: $1,745 SGD|-0.3%
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
October 30, 2026
Retailer 13$341 SGD
Retailer 4$396 SGD
Retailer 10$440 SGD
Retailer 17$704 SGD
Retailer 12$735 SGD
Retailer 14$756 SGD
Retailer 6$1,098 SGD
Retailer 7$1,132 SGD
Retailer 16$1,301 SGD
Retailer 8$1,434 SGD
Retailer 18$1,503 SGD
Retailer 3$1,539 SGD
Retailer 11$1,885 SGD
Retailer 9$2,238 SGD
Retailer 15$3,030 SGD
Retailer 5$3,123 SGD
Retailer 2$3,618 SGD
Rare Carat$4,116 SGD

19 data points across 18 retailers

14 retailers$341 SGD to $3,618 SGD

A+
Cheapest Retailer
-
$341 SGD
$267 USD
A
Retailer 2
-
$396 SGD
$310 USD
View
A
Retailer 3
-
$704 SGD
$551 USD
View
A
Retailer 4
-
$735 SGD
$575 USD
View
A
Retailer 5
-
$756 SGD
$591 USD
View
Retailer 6
-
$1,132 SGD
ZAR 14,308 ZAR
View
Price last confirmed 49 days ago
B+
Retailer 7
-
$1,301 SGD
$1,018 USD
View
B+
Retailer 8
-
$1,503 SGD
$1,176 USD
View
B+
Retailer 9
-
$1,539 SGD
$1,204 USD
View
B+
Retailer 10
-
$1,885 SGD
£1,161 GBP
View
B
Retailer 11
-
$3,030 SGD
$2,370 USD
View
B
Retailer 12
-
$3,123 SGD
$2,443 USD
View
B
Retailer 13
-
$3,618 SGD
$2,830 USD
View
Most Expensive
Rare Carat
PE-236930 · Oct 21
$4,116 SGD
$3,220 USD
View
Price last confirmed 9 days ago
13 more retailers have this diamond
Prices start from $341 SGDSave up to $3,277 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+
1.45ct Radiant
$341 SGD