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Cushion|Lab Grown|IGI

1.09ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG683592970

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG683592970

Diamond specifications and retailer prices

From HK$2,534 HKD
$323 USD
As of November 1, 2026
Save HK$10,618 HKD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$13,153 HKD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.09ct lab-grown cushion diamond

This 1.09ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG683592970 or 683592970. Listed at 14 retailers as of October 27, 2026, with prices from HK$2,534 to HK$13,153, a HK$10,618 spread on the same certified stone. Queensmith lists it at HK$13,153. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683592970
Dimensions7.45 × 5.37 × 3.27 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm5.37 mm1.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683592970
Side View
Table 64.0%Crown 34.8°Girdle: THK-VTKPavilion 35.4°Culet: NoneDepth 60.9%

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: Nov 1
Current: HK$4,859 HKD|Low: HK$2,534 HKD|High: HK$17,019 HKD|Avg: HK$6,896 HKD|-30.9%
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
November 2, 2026
Retailer 14HK$2,534 HKD
Retailer 11HK$2,817 HKD
Retailer 4HK$3,782 HKD
Retailer 10HK$3,805 HKD
Retailer 8HK$4,539 HKD
Retailer 3HK$4,723 HKD
Retailer 1HK$4,859 HKD
Retailer 7HK$4,943 HKD
Retailer 2HK$5,264 HKD
Retailer 9HK$6,874 HKD
Retailer 6HK$9,441 HKD
Retailer 12HK$10,670 HKD
Retailer 13HK$11,349 HKD
Retailer 5HK$11,609 HKD

41 data points across 14 retailers

14 retailersHK$2,534 HKD to HK$13,153 HKD

A
Cheapest Retailer
-
HK$2,534 HKD
$323 USD
Final sale: no returns
A
Retailer 2
-
HK$3,782 HKD
$482 USD
View
A
Retailer 3
-
HK$3,805 HKD
$485 USD
View
A
Retailer 4
-
HK$4,539 HKD
€551 EUR
View
A
Retailer 5
-
HK$4,723 HKD
$602 USD
View
A
Retailer 6
-
HK$4,859 HKD
ZAR 10,005 ZAR
View
A
Retailer 7
-
HK$4,943 HKD
£496 GBP
View
A
Retailer 8
-
HK$5,264 HKD
$671 USD
View
A
Retailer 9
-
HK$6,874 HKD
A$1,348 AUD
View
B+
Retailer 10
-
HK$9,441 HKD
$1,203 USD
View
B+
Retailer 11
-
HK$10,670 HKD
$1,360 USD
View
B+
Retailer 12
-
HK$11,349 HKD
£1,139 GBP
View
B+
Retailer 13
-
HK$11,609 HKD
$1,480 USD
View
Most Expensive
B
Queensmith
LG683592970 · Oct 27
HK$13,153 HKD
£1,320 GBP
View
13 more retailers have this diamond
Prices start from HK$2,534 HKDSave up to HK$10,618 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
1.09ct Cushion
HK$2,534 HKD