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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 $6,315 NZD
CA$4,943 CAD
As of October 30, 2026
Save $22,326 NZD (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $28,641 NZD 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 $6,315 to $28,641, a $22,326 spread on the same certified stone. The Diamond Guys lists it at $28,641. 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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,315 NZD|Low: $4,257 NZD|High: $28,641 NZD|Avg: $9,983 NZD|-6.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
The Diamond Guys
September 29, 2026
Retailer 3$4,257 NZD
Retailer 4$5,861 NZD
Retailer 1$6,315 NZD
Retailer 2$6,489 NZD
The Diamond Guys$28,641 NZD

3 data points across 5 retailers

3 retailers$6,315 NZD to $28,641 NZD

A
Cheapest Retailer
-
$6,315 NZD
CA$4,943 CAD
Retailer 2
-
$6,489 NZD
$3,657 USD
View
Price last confirmed 28 days ago
Most Expensive
C
The Diamond Guys
1857199710 · Nov 1
$28,641 NZD
$16,142 USD
View
2 more retailers have this diamond
Prices start from $6,315 NZDSave up to $22,326 NZD

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
$6,315 NZD