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Cushion|Lab Grown|IGI

1.05ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG770636759

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG770636759

Diamond specifications and retailer prices

From HK$2,205 HKD
$281 USD
As of October 30, 2026
Save HK$8,716 HKD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$19,614 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 LG770636759 or 770636759. Listed at 17 retailers as of October 29, 2026, with a 395% 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 angle38.6°
Pavilion angle46°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770636759
Dimensions7.45 × 4.89 × 3.19 mm
L/W Ratio1.52
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm4.89 mm1.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770636759
Side View
Table 62.0%Crown 38.6°Girdle: THN-MEDPavilion 46°Culet: LargeDepth 65.2%

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$4,776 HKD|Low: HK$2,205 HKD|High: HK$10,990 HKD|Avg: HK$5,630 HKD|+3.2%
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
October 30, 2026
Retailer 3HK$2,205 HKD
Retailer 2HK$2,212 HKD
Retailer 9HK$2,456 HKD
Retailer 11HK$3,287 HKD
Retailer 12HK$3,727 HKD
Retailer 13HK$4,378 HKD
Retailer 8HK$4,657 HKD
Retailer 1HK$4,776 HKD
Retailer 7HK$6,594 HKD
Retailer 10HK$6,920 HKD
Retailer 5HK$8,593 HKD
Retailer 4HK$9,805 HKD
Retailer 6HK$10,921 HKD

40 data points across 13 retailers

17 retailersHK$2,205 HKD to HK$10,921 HKD

A
Cheapest Retailer
-
HK$2,205 HKD
$281 USD
Final sale: no returns
A
Retailer 2
-
HK$2,212 HKD
$282 USD
View
A
Retailer 3
-
HK$2,456 HKD
$313 USD
View
A
Retailer 4
-
HK$3,287 HKD
$419 USD
View
B+
Retailer 5
-
HK$3,515 HKD
View
B+
Retailer 6
-
HK$3,727 HKD
$475 USD
View
B+
Retailer 7
-
HK$4,378 HKD
$558 USD
View
B+
Retailer 8
-
HK$4,657 HKD
ZAR 9,589 ZAR
View
B+
Retailer 9
-
HK$4,776 HKD
£479 GBP
View
B
Retailer 10
-
HK$6,594 HKD
A$1,293 AUD
View
B
Retailer 11
-
HK$6,920 HKD
$882 USD
View
B
Retailer 12
-
HK$8,593 HKD
SGD 1,480 SGD
View
B
Retailer 13
-
HK$10,022 HKD
$1,277 USD
View
B
Retailer 14
-
HK$10,661 HKD
$1,359 USD
View
B
Retailer 15
-
HK$10,921 HKD
£1,096 GBP
View
Retailer 16
-
HK$17,574 HKD
$2,240 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-770636759 · Oct 29
HK$19,614 HKD
$2,500 USD
View
Price under review
16 more retailers have this diamond
Prices start from HK$2,205 HKDSave up to HK$8,716 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$2,205 HKD