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Cushion|Lab Grown|IGI

1.04ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG818644813

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG818644813

Diamond specifications and retailer prices

From HK$2,071 HKD
$264 USD
As of October 29, 2026
Save HK$11,679 HKD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$13,750 HKD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.04ct lab-grown cushion diamond

This 1.04ct 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 LG818644813 or 818644813. Listed at 16 retailers as of October 27, 2026, with prices from HK$2,071 to HK$13,750, a HK$11,679 spread on the same certified stone. Queensmith lists it at HK$13,750. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644813
Dimensions7.70 × 5.04 × 3.08 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.70 mm5.04 mm1.04 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644813
Side View
Table 56.0%Crown 39.1°Girdle: THN-STKPavilion 39.7°Culet: LargeDepth 61.1%

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 29
Current: HK$13,750 HKD|Low: HK$2,401 HKD|High: HK$13,750 HKD|Avg: HK$6,875 HKD
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 10HK$2,401 HKD
Retailer 12HK$2,887 HKD
Retailer 9HK$3,452 HKD
Retailer 8HK$3,805 HKD
Retailer 2HK$4,896 HKD
Retailer 5HK$6,237 HKD
Retailer 4HK$6,880 HKD
Retailer 7HK$7,877 HKD
Retailer 11HK$8,643 HKD
Retailer 6HK$10,283 HKD
Retailer 3HK$10,955 HKD
QueensmithHK$13,750 HKD

41 data points across 12 retailers

16 retailersHK$2,071 HKD to HK$13,750 HKD

A
Cheapest Retailer
-
HK$2,071 HKD
$264 USD
A
Retailer 2
-
HK$2,401 HKD
$306 USD
View
A
Retailer 3
-
HK$2,566 HKD
$327 USD
View
A
Retailer 4
-
HK$2,566 HKD
$327 USD
View
A
Retailer 5
-
HK$2,887 HKD
$368 USD
View
A
Retailer 6
-
HK$3,452 HKD
$440 USD
View
B+
Retailer 7
-
HK$3,805 HKD
$485 USD
View
B+
Retailer 8
-
HK$4,896 HKD
£491 GBP
View
B
Retailer 9
-
HK$6,237 HKD
A$1,223 AUD
View
B
Retailer 10
-
HK$6,880 HKD
SGD 1,185 SGD
View
B
Retailer 11
-
HK$7,877 HKD
$1,004 USD
View
B
Retailer 12
-
HK$8,238 HKD
$1,050 USD
View
B
Retailer 13
-
HK$8,643 HKD
$1,102 USD
View
B
Retailer 14
-
HK$10,283 HKD
£1,032 GBP
View
B
Retailer 15
-
HK$10,955 HKD
$1,396 USD
View
Most Expensive
B
Queensmith
LG818644813 · Oct 27
HK$13,750 HKD
£1,380 GBP
View
15 more retailers have this diamond
Prices start from HK$2,071 HKDSave up to HK$11,679 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
1.04ct Cushion
HK$2,071 HKD