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Radiant|Lab Grown|IGI

16.18ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG837675105

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

Certificate IGI LG837675105

Diamond specifications and retailer prices

From $5,970 AUD
$4,169 USD
As of November 3, 2026
Save $14,260 AUD (70%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $47,582 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 16.18ct lab-grown radiant diamond

This 16.18ct 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 LG837675105 or 837675105. Listed at 9 retailers as of November 3, 2026, with a 239% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

16.18
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837675105
Dimensions17.94 × 12.58 × 8.24 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.94 mm12.58 mm16.18 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837675105
Side View
Table 65.0%Crown 46.1°Girdle: MediumPavilion 34.4°Culet: NoneDepth 65.5%

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 3
Current: $11,157 AUD|Low: $5,970 AUD|High: $35,679 AUD|Avg: $14,522 AUD|-48.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$5,970 AUD
Retailer 9$7,797 AUD
Retailer 2$9,337 AUD
Retailer 3$9,592 AUD
Retailer 1$11,157 AUD
Retailer 8$18,349 AUD
Retailer 6$18,864 AUD
Retailer 4$20,179 AUD
Retailer 5$20,230 AUD

12 data points across 9 retailers

9 retailers$5,970 AUD to $20,230 AUD

A
Cheapest Retailer
-
$5,970 AUD
$4,169 USD
B+
Retailer 2
-
$9,337 AUD
$6,521 USD
View
B+
Retailer 3
-
$9,592 AUD
$6,699 USD
View
B+
Retailer 4
-
$11,157 AUD
€7,421 EUR
View
B
Retailer 5
-
$18,349 AUD
$12,815 USD
View
B
Retailer 6
-
$18,864 AUD
$13,174 USD
View
B
Retailer 7
-
$20,179 AUD
View
B
Retailer 8
-
$20,230 AUD
$14,128 USD
View
Most Expensive
Brilliant Earth
22280272A · Nov 2
$47,582 AUD
$33,230 USD
View
Price under review
8 more retailers have this diamond
Prices start from $5,970 AUDSave up to $14,260 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
16.18ct Radiant
$5,970 AUD