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Radiant|Lab Grown|IGI

1.45ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG840634776

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

Certificate IGI LG840634776

Diamond specifications and retailer prices

From $389 SGD
$304 USD
As of October 30, 2026
Save $3,076 SGD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,842 SGD at Rare Carat · As of October 18, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634776 or 840634776. Listed at 22 retailers as of October 30, 2026, with a 791% 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
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634776
Dimensions8.05 × 5.54 × 3.78 mm
L/W Ratio1.45
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
8.05 mm5.54 mm1.45 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634776
Side View
Table 64.0%Crown 46.9°Girdle: STK-THKPavilion 35°Culet: NoneDepth 68.2%

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: $3,842 SGD|Low: $389 SGD|High: $4,180 SGD|Avg: $1,398 SGD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 22
October 30, 2026
Retailer 9$389 SGD
Retailer 21$451 SGD
Retailer 11$463 SGD
Retailer 8$482 SGD
Retailer 20$482 SGD
Retailer 13$512 SGD
Retailer 19$684 SGD
Retailer 3$789 SGD
Retailer 22$811 SGD
Retailer 18$829 SGD
Retailer 16$858 SGD
Retailer 10$890 SGD
Retailer 5$1,411 SGD
Retailer 4$1,483 SGD
Retailer 15$1,509 SGD
Retailer 7$1,551 SGD
Retailer 6$1,611 SGD
Retailer 14$1,769 SGD
Retailer 17$1,945 SGD
Retailer 12$3,444 SGD
Retailer 2$3,464 SGD
Rare Carat$3,842 SGD

15 data points across 22 retailers

22 retailers$389 SGD to $3,464 SGD

A
Cheapest Retailer
-
$389 SGD
$304 USD
A
Retailer 2
-
$451 SGD
$353 USD
View
A
Retailer 3
-
$463 SGD
$362 USD
View
Final sale: no returns
A
Retailer 4
-
$482 SGD
$377 USD
View
A
Retailer 5
-
$482 SGD
$377 USD
View
A
Retailer 6
-
$512 SGD
£315 GBP
View
A
Retailer 7
-
$684 SGD
$535 USD
View
A
Retailer 8
-
$789 SGD
$617 USD
View
A
Retailer 9
-
$811 SGD
$634 USD
View
A
Retailer 10
-
$829 SGD
ZAR 10,478 ZAR
View
A
Retailer 11
-
$858 SGD
£528 GBP
View
Retailer 12
-
$890 SGD
€663 EUR
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$1,411 SGD
$1,104 USD
View
B+
Retailer 14
-
$1,483 SGD
$1,160 USD
View
B+
Retailer 15
-
$1,509 SGD
$1,180 USD
View
B+
Retailer 16
-
$1,551 SGD
$1,213 USD
View
B+
Retailer 17
-
$1,611 SGD
$1,261 USD
View
B+
Retailer 18
-
$1,769 SGD
View
B+
Retailer 19
-
$1,945 SGD
£1,198 GBP
View
B
Retailer 20
-
$3,444 SGD
$2,694 USD
View
B
Retailer 21
-
$3,464 SGD
$2,710 USD
View
Most Expensive
Rare Carat
AB-256970 · Oct 18
$3,842 SGD
$3,005 USD
View
Price last confirmed 12 days ago
21 more retailers have this diamond
Prices start from $389 SGDSave up to $3,076 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
$389 SGD