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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 HK$3,374 HKD
$430 USD
As of October 30, 2026
Save HK$11,861 HKD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$26,754 HKD at Do Amore Diamonds · As of November 1, 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 14 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: HK$6,800 HKD|Low: HK$3,374 HKD|High: HK$26,754 HKD|Avg: HK$7,374 HKD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5HK$3,374 HKD
Retailer 2HK$4,221 HKD
Retailer 8HK$4,237 HKD
Retailer 3HK$4,888 HKD
Retailer 11HK$4,958 HKD
Retailer 1HK$6,800 HKD
Retailer 7HK$7,089 HKD
Retailer 10HK$9,256 HKD
Retailer 4HK$10,052 HKD
Retailer 9HK$12,076 HKD
Retailer 6HK$15,235 HKD

43 data points across 11 retailers

14 retailersHK$3,374 HKD to HK$15,235 HKD

A
Cheapest Retailer
-
HK$3,374 HKD
$430 USD
Final sale: no returns
A
Retailer 2
-
HK$4,221 HKD
$538 USD
View
A
Retailer 3
-
HK$4,237 HKD
$540 USD
View
A
Retailer 4
-
HK$4,888 HKD
$623 USD
View
B+
Retailer 5
-
HK$4,958 HKD
$632 USD
View
B+
Retailer 6
-
HK$6,800 HKD
£682 GBP
View
B+
Retailer 7
-
HK$7,089 HKD
ZAR 14,596 ZAR
View
Retailer 8
-
HK$9,256 HKD
A$1,815 AUD
View
Price last confirmed 27 days ago
B
Retailer 9
-
HK$10,052 HKD
A$1,971 AUD
View
B
Retailer 10
-
HK$12,076 HKD
£1,212 GBP
View
B
Retailer 11
-
HK$13,911 HKD
$1,773 USD
View
B
Retailer 12
-
HK$14,452 HKD
$1,842 USD
View
B
Retailer 13
-
HK$15,235 HKD
£1,529 GBP
View
Most Expensive
Do Amore Diamonds
27-915A488BA · Nov 1
HK$26,754 HKD
$3,410 USD
View
Price under review
13 more retailers have this diamond
Prices start from HK$3,374 HKDSave up to HK$11,861 HKD

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
HK$3,374 HKD