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Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816613026

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

Certificate IGI LG816613026

Diamond specifications and retailer prices

From $704 SGD
$551 USD
As of October 30, 2026
Save $2,913 SGD (81%) vs most expensive(unlock to see where)
9 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 LG816613026 or 816613026. Listed at 9 retailers as of October 30, 2026, with a 414% 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 angle44.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816613026
Dimensions7.97 × 5.74 × 3.81 mm
L/W Ratio1.39
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
7.97 mm5.74 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816613026
Side View
Table 63.0%Crown 44.2°Girdle: MediumPavilion 35.6°Culet: NoneDepth 66.4%

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: $4,116 SGD|Low: $393 SGD|High: $5,484 SGD|Avg: $1,792 SGD|+1.1%
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
October 31, 2026
Retailer 3$393 SGD
Retailer 6$438 SGD
Retailer 12$704 SGD
Retailer 2$710 SGD
Retailer 4$1,054 SGD
Retailer 14$1,098 SGD
Retailer 15$1,132 SGD
Retailer 11$1,301 SGD
Retailer 5$1,434 SGD
Retailer 13$1,539 SGD
Retailer 9$1,885 SGD
Retailer 7$2,238 SGD
Retailer 10$3,030 SGD
Retailer 8$3,618 SGD
Rare Carat$4,116 SGD

17 data points across 15 retailers

9 retailers$704 SGD to $3,618 SGD

A
Cheapest Retailer
-
$704 SGD
$551 USD
A
Retailer 2
-
$710 SGD
$555 USD
View
Retailer 3
-
$1,132 SGD
ZAR 14,308 ZAR
View
Price last confirmed 50 days ago
B+
Retailer 4
-
$1,301 SGD
$1,018 USD
View
B+
Retailer 5
-
$1,539 SGD
$1,204 USD
View
B+
Retailer 6
-
$1,885 SGD
£1,161 GBP
View
B
Retailer 7
-
$3,030 SGD
$2,370 USD
View
B
Retailer 8
-
$3,618 SGD
$2,830 USD
View
Most Expensive
Rare Carat
VL-123850 · Oct 21
$4,116 SGD
$3,220 USD
View
Price last confirmed 10 days ago
8 more retailers have this diamond
Prices start from $704 SGDSave up to $2,913 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
$704 SGD