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Radiant|Lab Grown|IGI

16.21ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG848623818

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

Certificate IGI LG848623818

Diamond specifications and retailer prices

From $4,731 SGD
As of November 3, 2026
Save $1,733 SGD (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,464 SGD at 77 Diamonds · As of November 3, 2026
View at 77 Diamonds

About this 16.21ct lab-grown radiant diamond

This 16.21ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG848623818 or 848623818. Listed at 2 retailers as of November 3, 2026, with prices from $4,731 to $6,464, a $1,733 spread on the same certified stone. 77 Diamonds lists it at $6,464. 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

16.21
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848623818
Dimensions17.97 × 12.54 × 8.27 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.97 mm12.54 mm16.21 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848623818
Side View
Table 66.0%Crown 46°Girdle: MediumPavilion 35.1°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $6,464 SGD|Low: $4,731 SGD|High: $6,897 SGD|Avg: $5,946 SGD|-6.0%
77 Diamonds
Retailer 2
November 3, 2026
Retailer 2$4,731 SGD
77 Diamonds$6,464 SGD

12 data points across 2 retailers

2 retailers$4,731 SGD to $6,464 SGD

A
Cheapest Retailer
-
$4,731 SGD
Final sale: no returns
Most Expensive
B+
77 Diamonds
RADTVSZH7QWCQZ · Nov 3
$6,464 SGD
£3,973 GBP
View
1 more retailer has this diamond
Prices start from $4,731 SGDSave up to $1,733 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
16.21ct Radiant
$4,731 SGD