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Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768629727

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

Certificate IGI LG768629727

Diamond specifications and retailer prices

From $998 SGD
HK$6,100 HKD
As of October 30, 2026
Save $4,537 SGD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,535 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG768629727 or 768629727. Listed at 12 retailers as of October 29, 2026, with prices from $998 to $5,535, a $4,537 spread on the same certified stone. Brilliant Earth lists it at $5,535. 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 angle39.8°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629727
Dimensions8.02 × 5.80 × 3.68 mm
L/W Ratio1.38
Culet sizePointed
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
8.02 mm5.80 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629727
Side View
Table 63.0%Crown 39.8°Girdle: MED-STKPavilion 33.9°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: $5,535 SGD|Low: $998 SGD|High: $5,702 SGD|Avg: $2,276 SGD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 3$998 SGD
Retailer 8$1,139 SGD
Retailer 12$1,221 SGD
Retailer 7$1,322 SGD
Retailer 2$1,348 SGD
Retailer 11$1,486 SGD
Retailer 6$1,487 SGD
Retailer 10$2,039 SGD
Retailer 4$2,564 SGD
Retailer 9$2,807 SGD
Retailer 5$3,630 SGD
Brilliant Earth$5,535 SGD

42 data points across 12 retailers

12 retailers$998 SGD to $5,535 SGD

A
Cheapest Retailer
-
$998 SGD
HK$6,100 HKD
A
Retailer 2
-
$1,139 SGD
$891 USD
View
A
Retailer 3
-
$1,221 SGD
$955 USD
View
Retailer 4
-
$1,322 SGD
€985 EUR
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$1,348 SGD
£830 GBP
View
B+
Retailer 6
-
$1,486 SGD
$1,162 USD
View
B+
Retailer 7
-
$1,487 SGD
ZAR 18,785 ZAR
View
B+
Retailer 8
-
$2,039 SGD
$1,595 USD
View
B
Retailer 9
-
$2,564 SGD
$2,006 USD
View
B
Retailer 10
-
$2,807 SGD
$2,196 USD
View
B
Retailer 11
-
$3,630 SGD
£2,236 GBP
View
Most Expensive
B
Brilliant Earth
18782442A · Oct 29
$5,535 SGD
$4,330 USD
View
11 more retailers have this diamond
Prices start from $998 SGDSave up to $4,537 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
$998 SGD