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Radiant|Lab Grown|IGI

5.03ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG618479306

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

Certificate IGI LG618479306

Diamond specifications and retailer prices

From $610 SGD
$477 USD
As of November 2, 2026
Save $4,454 SGD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,064 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG618479306 or 618479306. Listed at 15 retailers as of November 2, 2026, with prices from $610 to $5,064, a $4,454 spread on the same certified stone. Brilliant Earth lists it at $5,064. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.03
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618479306
Dimensions12.15 × 8.41 × 5.69 mm
L/W Ratio1.44
Culet sizePointed
Top View
12.15 mm8.41 mm5.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618479306
Side View
Table 65.0%Crown 43.8°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.7%

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: Nov 2
Current: $5,064 SGD|Low: $610 SGD|High: $5,064 SGD|Avg: $1,763 SGD
Brilliant Earth
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
November 2, 2026
Retailer 3$610 SGD
Retailer 12$684 SGD
Retailer 6$757 SGD
Retailer 8$757 SGD
Retailer 16$796 SGD
Retailer 7$1,182 SGD
Retailer 11$1,183 SGD
Retailer 9$1,222 SGD
Retailer 2$1,256 SGD
Retailer 5$1,333 SGD
Retailer 15$1,620 SGD
Retailer 13$2,035 SGD
Retailer 4$2,434 SGD
Retailer 10$2,795 SGD
Retailer 14$3,933 SGD
Brilliant Earth$5,064 SGD

36 data points across 16 retailers

15 retailers$610 SGD to $5,064 SGD

A
Cheapest Retailer
-
$610 SGD
$477 USD
A
Retailer 2
-
$684 SGD
$535 USD
View
A
Retailer 3
-
$757 SGD
$592 USD
View
Retailer 4
-
$757 SGD
$592 USD
View
Price last confirmed 17 days ago
B+
Retailer 5
-
$1,182 SGD
$924 USD
View
B+
Retailer 6
-
$1,183 SGD
$925 USD
View
A
Retailer 7
-
$1,222 SGD
€910 EUR
View
A
Retailer 8
-
$1,256 SGD
£774 GBP
View
A
Retailer 9
-
$1,333 SGD
$1,042 USD
View
B+
Retailer 10
-
$1,620 SGD
$1,267 USD
View
B+
Retailer 11
-
$2,035 SGD
$1,591 USD
View
B+
Retailer 12
-
$2,434 SGD
$1,903 USD
View
B
Retailer 13
-
$2,795 SGD
£1,721 GBP
View
B
Retailer 14
-
$3,933 SGD
$3,075 USD
View
Most Expensive
B
Brilliant Earth
9017152A · Nov 2
$5,064 SGD
$3,960 USD
View
14 more retailers have this diamond
Prices start from $610 SGDSave up to $4,454 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
5.03ct Radiant
$610 SGD