CaratHunter
Plans
Cushion|Lab Grown|IGI

1.21ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG783670528

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

Certificate IGI LG783670528

Diamond specifications and retailer prices

From $277 SGD
$217 USD
As of October 31, 2026
Save $1,704 SGD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,982 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 D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG783670528 or 783670528. Listed at 14 retailers as of October 29, 2026, with prices from $277 to $1,982, a $1,704 spread on the same certified stone. Brilliant Earth lists it at $1,982. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783670528
Dimensions6.16 × 6.10 × 4.15 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.16 mm6.10 mm1.21 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783670528
Side View
Table 61.0%Crown 35.2°Girdle: STK-THKPavilion 40°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,982 SGD|Low: $277 SGD|High: $2,033 SGD|Avg: $915 SGD|-2.5%
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 2$277 SGD
Retailer 11$405 SGD
Retailer 7$504 SGD
Retailer 12$518 SGD
Retailer 17$539 SGD
Retailer 10$563 SGD
Retailer 16$642 SGD
Retailer 13$718 SGD
Retailer 6$791 SGD
Retailer 8$803 SGD
Retailer 14$996 SGD
Retailer 15$1,036 SGD
Retailer 3$1,060 SGD
Retailer 4$1,504 SGD
Retailer 5$1,515 SGD
Retailer 9$1,559 SGD
Brilliant Earth$1,982 SGD

17 data points across 17 retailers

14 retailers$277 SGD to $1,982 SGD

A
Cheapest Retailer
-
$277 SGD
$217 USD
Final sale: no returns
A
Retailer 2
-
$405 SGD
£249 GBP
View
A
Retailer 3
-
$518 SGD
€386 EUR
View
A
Retailer 4
-
$539 SGD
$422 USD
View
A
Retailer 5
-
$563 SGD
£347 GBP
View
A
Retailer 6
-
$642 SGD
$502 USD
View
B+
Retailer 7
-
$718 SGD
$562 USD
View
Retailer 8
-
$791 SGD
A$952 AUD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$996 SGD
A$1,199 AUD
View
B+
Retailer 10
-
$1,036 SGD
$810 USD
View
B+
Retailer 11
-
$1,060 SGD
$829 USD
View
B
Retailer 12
-
$1,504 SGD
$1,176 USD
View
B
Retailer 13
-
$1,515 SGD
£933 GBP
View
Most Expensive
B
Brilliant Earth
18147712A · Oct 29
$1,982 SGD
$1,550 USD
View
13 more retailers have this diamond
Prices start from $277 SGDSave up to $1,704 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
$277 SGD