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Cushion|Lab Grown|IGI

11.21ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1

Diamond specifications and retailer prices

From $5,067 AUD
CA$4,943 CAD
As of October 30, 2026
Save $17,913 AUD (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $22,980 AUD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 11.21ct lab-grown cushion diamond

This 11.21ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 3 retailers as of October 30, 2026, with prices from $5,067 to $22,980, a $17,913 spread on the same certified stone. The Diamond Guys lists it at $22,980. 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

11.21
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions15.10 × 12.34 × 7.82 mm
L/W Ratio1.22
Top View
15.10 mm12.34 mm11.21 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.4%

Caratlytics Score

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

Last verified: Oct 30
Current: $5,067 AUD|Low: $3,415 AUD|High: $22,980 AUD|Avg: $8,010 AUD|-6.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
The Diamond Guys
September 29, 2026
Retailer 3$3,415 AUD
Retailer 4$4,702 AUD
Retailer 1$5,067 AUD
Retailer 2$5,206 AUD
The Diamond Guys$22,980 AUD

3 data points across 5 retailers

3 retailers$5,067 AUD to $22,980 AUD

A
Cheapest Retailer
-
$5,067 AUD
CA$4,943 CAD
Retailer 2
-
$5,206 AUD
$3,657 USD
View
Price last confirmed 28 days ago
Most Expensive
C
The Diamond Guys
1857199710 · Nov 1
$22,980 AUD
$16,142 USD
View
2 more retailers have this diamond
Prices start from $5,067 AUDSave up to $17,913 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
11.21ct Cushion
$5,067 AUD