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Radiant|Lab Grown|IGI

15.59ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG844656497

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

Certificate IGI LG844656497

Diamond specifications and retailer prices

From $4,518 SGD
$3,525 USD
As of October 29, 2026
Save $14,772 SGD (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $19,290 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 15.59ct lab-grown radiant diamond

This 15.59ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844656497 or 844656497. Listed at 3 retailers as of October 29, 2026, with prices from $4,518 to $19,290, a $14,772 spread on the same certified stone. Brilliant Earth lists it at $19,290. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

15.59
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844656497
Dimensions17.82 × 12.42 × 8.20 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.82 mm12.42 mm15.59 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844656497
Side View
Table 67.0%Crown 43.3°Girdle: MediumPavilion 35.1°Culet: NoneDepth 66.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $6,222 SGD|Low: $4,518 SGD|High: $6,813 SGD|Avg: $5,841 SGD|-8.7%
Retailer 1
Retailer 2
October 29, 2026
Retailer 2$4,518 SGD
Retailer 1$6,222 SGD

15 data points across 2 retailers

3 retailers$4,518 SGD to $19,290 SGD

A
Cheapest Retailer
-
$4,518 SGD
$3,525 USD
Final sale: no returns
A
Retailer 2
-
$6,222 SGD
£3,823 GBP
View
Most Expensive
B
Brilliant Earth
22003295A · Oct 29
$19,290 SGD
$15,050 USD
View
2 more retailers have this diamond
Prices start from $4,518 SGDSave up to $14,772 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
15.59ct Radiant
$4,518 SGD