CaratHunter
Plans
Radiant|Lab Grown|IGI

15.21ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG847657260

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

Certificate IGI LG847657260

Diamond specifications and retailer prices

From $4,944 AUD
$3,465 USD
As of November 1, 2026
Save $4,381 AUD (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $9,325 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 15.21ct lab-grown radiant diamond

This 15.21ct 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 LG847657260 or 847657260. Listed at 3 retailers as of October 28, 2026, with prices from $4,944 to $9,325, a $4,381 spread on the same certified stone. Rare Carat lists it at $9,325. 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

15.21
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847657260
Dimensions17.55 × 12.08 × 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
17.55 mm12.08 mm15.21 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847657260
Side View
Table 64.0%Crown 45.7°Girdle: MediumPavilion 34.7°Culet: NoneDepth 67.8%

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 1
Current: $9,325 AUD|Low: $4,944 AUD|High: $9,403 AUD|Avg: $7,489 AUD|-0.8%
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$4,944 AUD
Retailer 2$6,768 AUD
Rare Carat$9,325 AUD

13 data points across 3 retailers

3 retailers$4,944 AUD to $9,325 AUD

A
Cheapest Retailer
-
$4,944 AUD
$3,465 USD
Final sale: no returns
A
Retailer 2
-
$6,768 AUD
£3,735 GBP
View
Most Expensive
B+
Rare Carat
847657260 · Oct 28
$9,325 AUD
$6,535 USD
View
2 more retailers have this diamond
Prices start from $4,944 AUDSave up to $4,381 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
15.21ct Radiant
$4,944 AUD