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Cushion|Lab Grown|IGI

1.29ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG778662768

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778662768

Diamond specifications and retailer prices

From $349 SGD
£214 GBP
As of October 29, 2026
Save $953 SGD (73%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,302 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778662768 or 778662768. Listed at 5 retailers as of October 29, 2026, with prices from $349 to $1,302, a $953 spread on the same certified stone. MOH London lists it at $1,302. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle30.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778662768
Dimensions7.54 × 5.31 × 3.49 mm
L/W Ratio1.42
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
7.54 mm5.31 mm1.29 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778662768
Side View
Table 71.0%Crown 35°Girdle: MED-THKPavilion 30.7°Culet: NoneDepth 65.7%

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 29
Current: $1,302 SGD|Low: $208 SGD|High: $1,544 SGD|Avg: $751 SGD|-7.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8$208 SGD
Retailer 2$349 SGD
Retailer 5$492 SGD
Retailer 7$521 SGD
Retailer 9$569 SGD
Retailer 6$600 SGD
Retailer 4$676 SGD
Retailer 10$833 SGD
Retailer 11$1,068 SGD
MOH London$1,302 SGD
Retailer 3$1,544 SGD

33 data points across 11 retailers

5 retailers$349 SGD to $1,302 SGD

A
Cheapest Retailer
-
$349 SGD
£214 GBP
B+
Retailer 2
-
$492 SGD
$384 USD
View
A
Retailer 3
-
$600 SGD
$468 USD
View
A
Retailer 4
-
$676 SGD
A$811 AUD
View
Most Expensive
B
MOH London
LG778662768 · Oct 29
$1,302 SGD
£800 GBP
View
4 more retailers have this diamond
Prices start from $349 SGDSave up to $953 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
1.29ct Cushion
$349 SGD