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Cushion|Lab Grown|IGI

1.28ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG840622206

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840622206

Diamond specifications and retailer prices

From $249 SGD
As of November 4, 2026
Save $1,884 SGD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,133 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown cushion diamond

This 1.28ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840622206 or 840622206. Listed at 12 retailers as of November 4, 2026, with prices from $249 to $2,133, a $1,884 spread on the same certified stone. Do Amore Diamonds lists it at $2,133. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840622206
Dimensions8.08 × 5.34 × 3.65 mm
L/W Ratio1.51
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
8.08 mm5.34 mm1.28 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840622206
Side View
Table 62.0%Crown 32.6°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 68.4%

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: Nov 4
Current: $2,133 SGD|Low: $249 SGD|High: $2,133 SGD|Avg: $756 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 12$249 SGD
Retailer 8$323 SGD
Retailer 2$361 SGD
Retailer 3$376 SGD
Retailer 9$503 SGD
Retailer 10$596 SGD
Retailer 7$742 SGD
Retailer 6$783 SGD
Retailer 11$894 SGD
Retailer 4$992 SGD
Retailer 5$1,419 SGD
Do Amore Diamonds$2,133 SGD

8 data points across 12 retailers

12 retailers$249 SGD to $2,133 SGD

A
Cheapest Retailer
-
$249 SGD
Final sale: no returns
A
Retailer 2
-
$323 SGD
View
A
Retailer 3
-
$361 SGD
View
B+
Retailer 4
-
$376 SGD
View
A
Retailer 5
-
$503 SGD
View
A
Retailer 6
-
$596 SGD
View
B+
Retailer 7
-
$742 SGD
View
B+
Retailer 8
-
$783 SGD
View
B+
Retailer 9
-
$894 SGD
View
B+
Retailer 10
-
$992 SGD
View
B
Retailer 11
-
$1,419 SGD
View
Most Expensive
B
Do Amore Diamonds
27-2497E40CA · Nov 4
$2,133 SGD
$1,670 USD
View
11 more retailers have this diamond
Prices start from $249 SGDSave up to $1,884 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
1.28ct Cushion
$249 SGD