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Cushion|Lab Grown|IGI

1.21ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG779643097

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG779643097

Diamond specifications and retailer prices

From $393 NZD
$221 USD
As of November 1, 2026
Save $1,717 NZD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,110 NZD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779643097 or 779643097. Listed at 19 retailers as of November 1, 2026, with prices from $393 to $2,110, a $1,717 spread on the same certified stone. Reve Diamonds lists it at $2,110. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779643097
Dimensions6.08 × 6.08 × 3.78 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.08 mm6.08 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779643097
Side View
Table 66.0%Crown 35.3°Girdle: STK-THKPavilion 33.8°Culet: NoneDepth 62.2%

Caratlytics Score

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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 1
Current: $1,064 NZD|Low: $393 NZD|High: $2,063 NZD|Avg: $1,104 NZD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3$393 NZD
Retailer 5$583 NZD
Retailer 9$732 NZD
Retailer 7$753 NZD
Retailer 6$798 NZD
Retailer 10$1,052 NZD
Retailer 1$1,064 NZD
Retailer 12$1,289 NZD
Retailer 2$1,334 NZD
Retailer 8$1,546 NZD
Retailer 4$1,706 NZD
Retailer 11$2,050 NZD

33 data points across 12 retailers

19 retailers$393 NZD to $2,110 NZD

A
Cheapest Retailer
-
$393 NZD
$221 USD
Final sale: no returns
Retailer 2
-
$435 NZD
$245 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$583 NZD
£258 GBP
View
B+
Retailer 4
-
$590 NZD
$332 USD
View
A
Retailer 5
-
$732 NZD
€392 EUR
View
A
Retailer 6
-
$753 NZD
ZAR 6,844 ZAR
View
A
Retailer 7
-
$798 NZD
£354 GBP
View
A
Retailer 8
-
$826 NZD
$465 USD
View
A
Retailer 9
-
$871 NZD
$490 USD
View
B+
Retailer 10
-
$1,052 NZD
$592 USD
View
B+
Retailer 11
-
$1,064 NZD
A$921 AUD
View
B+
Retailer 12
-
$1,289 NZD
$725 USD
View
B+
Retailer 13
-
$1,334 NZD
A$1,155 AUD
View
B+
Retailer 14
-
$1,426 NZD
SGD 1,084 SGD
View
B
Retailer 15
-
$1,497 NZD
$842 USD
View
B
Retailer 16
-
$1,546 NZD
$870 USD
View
B
Retailer 17
-
$1,706 NZD
£756 GBP
View
B
Retailer 18
-
$2,050 NZD
£908 GBP
View
Most Expensive
B
Reve Diamonds
227E444CF · Nov 1
$2,110 NZD
$1,187 USD
View
18 more retailers have this diamond
Prices start from $393 NZDSave up to $1,717 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
1.21ct Cushion
$393 NZD