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Cushion|Lab Grown|IGI

1.31ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG772603946

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG772603946

Diamond specifications and retailer prices

From $550 SGD
$430 USD
As of October 30, 2026
Save $1,933 SGD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,359 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.31ct lab-grown cushion diamond

This 1.31ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG772603946 or 772603946. Listed at 13 retailers as of October 29, 2026, with a 352% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772603946
Dimensions8.09 × 5.94 × 3.65 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.09 mm5.94 mm1.31 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772603946
Side View
Table 56.0%Crown 34.4°Girdle: MED-STKPavilion 37.7°Culet: LargeDepth 61.4%

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 30
Current: $1,108 SGD|Low: $550 SGD|High: $4,359 SGD|Avg: $1,200 SGD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$550 SGD
Retailer 2$688 SGD
Retailer 8$690 SGD
Retailer 3$796 SGD
Retailer 11$808 SGD
Retailer 1$1,108 SGD
Retailer 7$1,155 SGD
Retailer 10$1,508 SGD
Retailer 4$1,638 SGD
Retailer 9$1,968 SGD
Retailer 6$2,482 SGD

43 data points across 11 retailers

13 retailers$550 SGD to $2,482 SGD

A
Cheapest Retailer
-
$550 SGD
$430 USD
Final sale: no returns
A
Retailer 2
-
$690 SGD
$540 USD
View
A
Retailer 3
-
$796 SGD
$623 USD
View
B+
Retailer 4
-
$808 SGD
$632 USD
View
B+
Retailer 5
-
$1,108 SGD
£682 GBP
View
B+
Retailer 6
-
$1,155 SGD
ZAR 14,596 ZAR
View
Retailer 7
-
$1,508 SGD
A$1,815 AUD
View
Price last confirmed 26 days ago
B
Retailer 8
-
$1,638 SGD
A$1,971 AUD
View
B
Retailer 9
-
$1,968 SGD
£1,212 GBP
View
B
Retailer 10
-
$2,267 SGD
$1,773 USD
View
B
Retailer 11
-
$2,355 SGD
$1,842 USD
View
B
Retailer 12
-
$2,482 SGD
£1,529 GBP
View
Most Expensive
Do Amore Diamonds
27-915A488BA · Oct 30
$4,359 SGD
$3,410 USD
View
Price under review
12 more retailers have this diamond
Prices start from $550 SGDSave up to $1,933 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
1.31ct Cushion
$550 SGD