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Radiant|Lab Grown|IGI

16.57ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG847657267

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

Certificate IGI LG847657267

Diamond specifications and retailer prices

From $5,364 AUD
As of November 3, 2026
Save $20,468 AUD (79%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $25,831 AUD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 16.57ct lab-grown radiant diamond

This 16.57ct 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 LG847657267 or 847657267. Listed at 4 retailers as of November 3, 2026, with prices from $5,364 to $25,831, a $20,468 spread on the same certified stone. Brilliant Earth lists it at $25,831. 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

16.57
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847657267
Dimensions17.77 × 12.64 × 8.31 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.77 mm12.64 mm16.57 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847657267
Side View
Table 67.0%Crown 46.5°Girdle: MediumPavilion 34°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $25,831 AUD|Low: $5,364 AUD|High: $25,831 AUD|Avg: $9,078 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 4, 2026
Retailer 3$5,364 AUD
Retailer 2$7,310 AUD
Retailer 4$11,684 AUD
Brilliant Earth$25,831 AUD

14 data points across 4 retailers

4 retailers$5,364 AUD to $25,831 AUD

A
Cheapest Retailer
-
$5,364 AUD
Final sale: no returns
A
Retailer 2
-
$7,310 AUD
View
B+
Retailer 3
-
$11,684 AUD
View
Most Expensive
B
Brilliant Earth
22441759A · Nov 3
$25,831 AUD
$18,040 USD
View
3 more retailers have this diamond
Prices start from $5,364 AUDSave up to $20,468 AUD

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
16.57ct Radiant
$5,364 AUD