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Cushion|Lab Grown|IGI

1.21ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG828628305

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

Certificate IGI LG828628305

Diamond specifications and retailer prices

From $314 SGD
$246 USD
As of October 25, 2026
Save $1,424 SGD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,739 SGD at Brilliant Earth · As of October 29, 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 E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828628305 or 828628305. Listed at 13 retailers as of October 25, 2026, with prices from $314 to $1,739, a $1,424 spread on the same certified stone. Brilliant Earth lists it at $1,739. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828628305
Dimensions6.13 × 6.12 × 4.16 mm
L/W Ratio1.00
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
6.13 mm6.12 mm1.21 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828628305
Side View
Table 61.0%Crown 36.5°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 68.0%

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: Oct 25
Current: $1,739 SGD|Low: $166 SGD|High: $1,739 SGD|Avg: $705 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 6$166 SGD
Retailer 5$314 SGD
Retailer 8$317 SGD
Retailer 11$374 SGD
Retailer 14$510 SGD
Retailer 9$533 SGD
Retailer 12$555 SGD
Retailer 2$603 SGD
Retailer 7$715 SGD
Retailer 4$768 SGD
Retailer 13$1,049 SGD
Retailer 3$1,469 SGD
Retailer 10$1,495 SGD
Brilliant Earth$1,739 SGD

15 data points across 14 retailers

13 retailers$314 SGD to $1,739 SGD

A
Cheapest Retailer
-
$314 SGD
$246 USD
A
Retailer 2
-
$317 SGD
$248 USD
View
Final sale: no returns
A
Retailer 3
-
$374 SGD
£231 GBP
View
A
Retailer 4
-
$510 SGD
€380 EUR
View
A
Retailer 5
-
$533 SGD
$417 USD
View
A
Retailer 6
-
$555 SGD
£342 GBP
View
A
Retailer 7
-
$603 SGD
$472 USD
View
A
Retailer 8
-
$715 SGD
$559 USD
View
Retailer 9
-
$768 SGD
A$924 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$1,049 SGD
$821 USD
View
B
Retailer 11
-
$1,469 SGD
£905 GBP
View
B
Retailer 12
-
$1,495 SGD
$1,169 USD
View
Most Expensive
B
Brilliant Earth
22335332A · Oct 29
$1,739 SGD
$1,360 USD
View
12 more retailers have this diamond
Prices start from $314 SGDSave up to $1,424 SGD

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
$314 SGD