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Cushion|Lab Grown|IGI

1.05ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG633490764

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG633490764

Diamond specifications and retailer prices

From HK$1,428 HKD
$182 USD
As of October 30, 2026
Save HK$7,020 HKD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$8,866 HKD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

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 LG633490764 or 633490764. Listed at 15 retailers as of October 30, 2026, with a 492% 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

1.05
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG633490764
Dimensions7.03 × 5.39 × 3.62 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Top View
7.03 mm5.39 mm1.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG633490764
Side View
Table 65.0%Crown 29°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 67.2%

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$8,866 HKD|Low: HK$1,428 HKD|High: HK$8,866 HKD|Avg: HK$4,296 HKD
Brilliant Earth
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
Retailer 16
October 30, 2026
Retailer 14HK$1,428 HKD
Retailer 16HK$1,593 HKD
Retailer 15HK$2,009 HKD
Retailer 6HK$2,644 HKD
Retailer 12HK$2,729 HKD
Retailer 2HK$2,811 HKD
Retailer 3HK$2,872 HKD
Retailer 9HK$2,900 HKD
Retailer 11HK$3,019 HKD
Retailer 13HK$3,871 HKD
Retailer 5HK$4,088 HKD
Retailer 7HK$5,539 HKD
Retailer 10HK$7,474 HKD
Retailer 8HK$7,653 HKD
Retailer 4HK$8,448 HKD
Brilliant EarthHK$8,866 HKD

36 data points across 16 retailers

15 retailersHK$1,428 HKD to HK$8,448 HKD

A
Cheapest Retailer
-
HK$1,428 HKD
$182 USD
Final sale: no returns
Retailer 2
-
HK$1,593 HKD
$203 USD
View
Price last confirmed 18 days ago
Retailer 3
-
HK$2,009 HKD
£202 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
HK$2,644 HKD
$337 USD
View
A
Retailer 5
-
HK$2,729 HKD
ZAR 5,618 ZAR
View
A
Retailer 6
-
HK$2,811 HKD
£282 GBP
View
A
Retailer 7
-
HK$2,872 HKD
$366 USD
View
A
Retailer 8
-
HK$2,900 HKD
€352 EUR
View
A
Retailer 9
-
HK$3,019 HKD
£303 GBP
View
B+
Retailer 10
-
HK$3,871 HKD
A$759 AUD
View
B+
Retailer 11
-
HK$4,088 HKD
$521 USD
View
B
Retailer 12
-
HK$5,539 HKD
$706 USD
View
B
Retailer 13
-
HK$7,474 HKD
£750 GBP
View
B
Retailer 14
-
HK$8,448 HKD
$1,077 USD
View
Most Expensive
Brilliant Earth
10218056A · Sep 28
HK$8,866 HKD
$1,130 USD
View
Price last confirmed 31 days ago
14 more retailers have this diamond
Prices start from HK$1,428 HKDSave up to HK$7,020 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