Cushion|Lab Grown|IGI

1.21ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG831697763

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831697763

Diamond specifications and retailer prices

From $228 USD
As of October 30, 2026
Save $972 USD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,200 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831697763 or 831697763. Listed at 14 retailers as of October 30, 2026, with prices from $228 to $1,200, a $972 spread on the same certified stone. Brilliant Earth lists it at $1,200. 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831697763
Dimensions7.91 × 5.17 × 3.60 mm
L/W Ratio1.53
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.91 mm5.17 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831697763
Side View
Table 56.0%Crown 32.7°Girdle: STK-THKPavilion 34.7°Culet: NoneDepth 69.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $420 USD|Low: $218 USD|High: $1,153 USD|Avg: $598 USD|-14.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8$228 USD
Retailer 7$289 USD
Retailer 1$420 USD
Retailer 10$433 USD
Retailer 9$437 USD
Retailer 5$460 USD
Retailer 11$581 USD
Retailer 12$616 USD
Retailer 6$650 USD
Retailer 2$826 USD
Retailer 3$864 USD
Retailer 4$1,128 USD

12 data points across 12 retailers

14 retailers$228 USD to $1,200 USD

A
Cheapest Retailer
-
$228 USD
Final sale: no returns
A
Retailer 2
-
$289 USD
£227 GBP
View
A
Retailer 3
-
$420 USD
€400 EUR
View
A
Retailer 4
-
$433 USD
ZAR 6,997 ZAR
View
A
Retailer 5
-
$437 USD
View
A
Retailer 6
-
$460 USD
£362 GBP
View
B+
Retailer 7
-
$581 USD
View
B+
Retailer 8
-
$616 USD
A$948 AUD
View
B+
Retailer 9
-
$650 USD
View
B+
Retailer 10
-
$826 USD
SGD 1,116 SGD
View
B+
Retailer 11
-
$864 USD
View
B
Retailer 12
-
$950 USD
View
B
Retailer 13
-
$1,128 USD
£888 GBP
View
Most Expensive
B
Brilliant Earth
22209424A · Oct 31
$1,200 USD
View
13 more retailers have this diamond
Prices start from $228 USDSave up to $972 USD

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
$228 USD