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Cushion|Lab Grown|IGI

1.05ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG831608926

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831608926

Diamond specifications and retailer prices

From HK$1,428 HKD
$182 USD
As of October 27, 2026
Save HK$7,006 HKD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$8,434 HKD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.05ct lab-grown cushion diamond

This 1.05ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831608926 or 831608926. Listed at 16 retailers as of October 25, 2026, with prices from HK$1,428 to HK$8,434, a HK$7,006 spread on the same certified stone. Reve Diamonds lists it at HK$8,434. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831608926
Dimensions6.85 × 5.16 × 3.39 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.85 mm5.16 mm1.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831608926
Side View
Table 67.0%Crown 35.7°Girdle: MED-STKPavilion 32.4°Culet: NoneDepth 65.7%

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 27
Current: HK$4,786 HKD|Low: HK$1,428 HKD|High: HK$8,788 HKD|Avg: HK$4,135 HKD|-45.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Reve Diamonds
October 30, 2026
Retailer 5HK$1,428 HKD
Retailer 7HK$1,808 HKD
Retailer 3HK$2,008 HKD
Retailer 4HK$2,644 HKD
Retailer 13HK$2,653 HKD
Retailer 14HK$2,678 HKD
Retailer 10HK$2,782 HKD
Retailer 2HK$2,856 HKD
Retailer 11HK$3,401 HKD
Retailer 15HK$4,119 HKD
Retailer 9HK$4,297 HKD
Retailer 1HK$4,786 HKD
Retailer 8HK$5,108 HKD
Retailer 6HK$5,522 HKD
Retailer 12HK$7,414 HKD
Reve DiamondsHK$8,434 HKD

43 data points across 16 retailers

16 retailersHK$1,428 HKD to HK$8,434 HKD

A
Cheapest Retailer
-
HK$1,428 HKD
$182 USD
Final sale: no returns
A
Retailer 2
-
HK$1,808 HKD
View
Retailer 3
-
HK$2,008 HKD
£201 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
HK$2,644 HKD
$337 USD
View
A
Retailer 5
-
HK$2,653 HKD
€322 EUR
View
Retailer 6
-
HK$2,678 HKD
ZAR 5,513 ZAR
View
Price last confirmed 7 days ago
A
Retailer 7
-
HK$2,782 HKD
£279 GBP
View
B+
Retailer 8
-
HK$2,856 HKD
$364 USD
View
B+
Retailer 9
-
HK$3,401 HKD
£341 GBP
View
B+
Retailer 10
-
HK$4,119 HKD
$525 USD
View
B+
Retailer 11
-
HK$4,297 HKD
SGD 740 SGD
View
B+
Retailer 12
-
HK$4,786 HKD
$610 USD
View
B+
Retailer 13
-
HK$5,108 HKD
$651 USD
View
B+
Retailer 14
-
HK$5,522 HKD
$704 USD
View
B
Retailer 15
-
HK$7,414 HKD
£744 GBP
View
Most Expensive
B
Reve Diamonds
FBEB9751D · Oct 25
HK$8,434 HKD
$1,075 USD
View
15 more retailers have this diamond
Prices start from HK$1,428 HKDSave up to HK$7,006 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
1.05ct Cushion
HK$1,428 HKD