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Cushion|Lab Grown|IGI

1.01ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG842630129

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG842630129

Diamond specifications and retailer prices

From HK$1,106 HKD
$141 USD
As of October 28, 2026
Save HK$9,277 HKD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$10,383 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG842630129 or 842630129. Listed at 11 retailers as of October 28, 2026, with prices from HK$1,106 to HK$10,383, a HK$9,277 spread on the same certified stone. MOH London lists it at HK$10,383. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842630129
Dimensions5.88 × 5.84 × 3.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.88 mm5.84 mm1.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842630129
Side View
Table 67.0%Crown 34.4°Girdle: STK-VTKPavilion 38.9°Culet: NoneDepth 63.0%

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 28
Current: HK$10,383 HKD|Low: HK$1,106 HKD|High: HK$10,453 HKD|Avg: HK$3,578 HKD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 9HK$1,106 HKD
Retailer 4HK$1,614 HKD
Retailer 3HK$1,687 HKD
Retailer 2HK$2,058 HKD
Retailer 8HK$2,228 HKD
Retailer 5HK$2,350 HKD
Retailer 7HK$3,178 HKD
Retailer 6HK$3,766 HKD
Retailer 10HK$4,420 HKD
Retailer 11HK$7,542 HKD
MOH LondonHK$10,383 HKD

20 data points across 11 retailers

11 retailersHK$1,106 HKD to HK$10,383 HKD

A
Cheapest Retailer
-
HK$1,106 HKD
$141 USD
Final sale: no returns
A
Retailer 2
-
HK$1,614 HKD
£162 GBP
View
B+
Retailer 3
-
HK$1,687 HKD
$215 USD
View
A
Retailer 4
-
HK$2,058 HKD
£207 GBP
View
A
Retailer 5
-
HK$2,228 HKD
$284 USD
View
A
Retailer 6
-
HK$2,350 HKD
£236 GBP
View
B+
Retailer 7
-
HK$3,178 HKD
$405 USD
View
B+
Retailer 8
-
HK$3,766 HKD
$480 USD
View
B
Retailer 9
-
HK$4,420 HKD
$563 USD
View
B
Retailer 10
-
HK$7,542 HKD
$961 USD
View
Most Expensive
B
MOH London
LG842630129 · Oct 29
HK$10,383 HKD
£1,042 GBP
View
10 more retailers have this diamond
Prices start from HK$1,106 HKDSave up to HK$9,277 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
1.01ct Cushion
HK$1,106 HKD