Radiant|Lab Grown|IGI

16.45ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG848623819

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

Certificate IGI LG848623819

Diamond specifications and retailer prices

From $3,747 USD
As of November 3, 2026
Save $14,303 USD (79%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $18,050 USD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 16.45ct lab-grown radiant diamond

This 16.45ct 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 LG848623819 or 848623819. Listed at 3 retailers as of November 3, 2026, with prices from $3,747 to $18,050, a $14,303 spread on the same certified stone. Brilliant Earth lists it at $18,050. 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

16.45
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848623819
Dimensions18.32 × 12.61 × 8.19 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.32 mm12.61 mm16.45 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848623819
Side View
Table 66.0%Crown 47.1°Girdle: MediumPavilion 34.3°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $18,050 USD|Low: $3,747 USD|High: $18,050 USD|Avg: $7,029 USD
Brilliant Earth
Retailer 2
Retailer 3
November 3, 2026
Retailer 3$3,747 USD
Retailer 2$5,120 USD
Brilliant Earth$18,050 USD

12 data points across 3 retailers

3 retailers$3,747 USD to $18,050 USD

A
Cheapest Retailer
-
$3,747 USD
Final sale: no returns
A
Retailer 2
-
$5,120 USD
£4,031 GBP
View
Most Expensive
B
Brilliant Earth
22247805A · Nov 3
$18,050 USD
View
2 more retailers have this diamond
Prices start from $3,747 USDSave up to $14,303 USD

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
16.45ct Radiant
$3,747 USD