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Cushion|Lab Grown|IGI

1.29ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG656478557

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG656478557

Diamond specifications and retailer prices

From $310 SGD
$242 USD
As of October 28, 2026
Save $1,289 SGD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,599 SGD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

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 LG656478557 or 656478557. Listed at 11 retailers as of October 28, 2026, with prices from $310 to $1,599, a $1,289 spread on the same certified stone. Reve Diamonds lists it at $1,599. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656478557
Dimensions6.99 × 5.83 × 3.87 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm5.83 mm1.29 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656478557
Side View
Table 63.0%Crown 35.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 66.4%

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: Oct 28
Current: $638 SGD|Low: $228 SGD|High: $1,631 SGD|Avg: $803 SGD|+0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 29, 2026
Retailer 10$310 SGD
Retailer 6$345 SGD
Retailer 9$459 SGD
Retailer 4$592 SGD
Retailer 8$632 SGD
Retailer 1$638 SGD
Retailer 7$659 SGD
Retailer 5$842 SGD
Retailer 2$1,176 SGD
Retailer 3$1,388 SGD
Reve Diamonds$1,599 SGD

36 data points across 11 retailers

11 retailers$310 SGD to $1,599 SGD

A
Cheapest Retailer
-
$310 SGD
$242 USD
Final sale: no returns
A
Retailer 2
-
$345 SGD
$269 USD
View
B+
Retailer 3
-
$459 SGD
$358 USD
View
A
Retailer 4
-
$592 SGD
ZAR 7,466 ZAR
View
A
Retailer 5
-
$632 SGD
$493 USD
View
A
Retailer 6
-
$638 SGD
£392 GBP
View
A
Retailer 7
-
$659 SGD
$514 USD
View
B+
Retailer 8
-
$842 SGD
A$1,011 AUD
View
B
Retailer 9
-
$1,176 SGD
$918 USD
View
B
Retailer 10
-
$1,388 SGD
£853 GBP
View
Most Expensive
B
Reve Diamonds
2091BB826 · Oct 28
$1,599 SGD
$1,248 USD
View
10 more retailers have this diamond
Prices start from $310 SGDSave up to $1,289 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
$310 SGD