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Cushion|Lab Grown|IGI

1.02ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG630430335

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG630430335

Diamond specifications and retailer prices

From HK$1,279 HKD
$163 USD
As of October 25, 2026
Save HK$9,384 HKD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$10,662 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 1.02ct lab-grown cushion diamond

This 1.02ct 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 LG630430335 or 630430335. Listed at 10 retailers as of October 25, 2026, with prices from HK$1,279 to HK$10,662, a HK$9,384 spread on the same certified stone. MOH London lists it at HK$10,662. 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

1.02
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.7°
Pavilion angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630430335
Dimensions6.98 × 5.38 × 3.59 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Top View
6.98 mm5.38 mm1.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630430335
Side View
Table 66.0%Crown 28.7°Girdle: MED-THKPavilion 43.2°Culet: NoneDepth 66.7%

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 25
Current: HK$10,662 HKD|Low: HK$1,279 HKD|High: HK$10,782 HKD|Avg: HK$3,492 HKD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6HK$1,279 HKD
Retailer 5HK$1,663 HKD
Retailer 2HK$2,139 HKD
Retailer 10HK$2,275 HKD
Retailer 3HK$2,414 HKD
Retailer 7HK$2,417 HKD
Retailer 4HK$2,423 HKD
Retailer 9HK$3,798 HKD
Retailer 8HK$4,551 HKD
MOH LondonHK$10,662 HKD

35 data points across 10 retailers

10 retailersHK$1,279 HKD to HK$10,662 HKD

A
Cheapest Retailer
-
HK$1,279 HKD
$163 USD
Retailer 2
-
HK$1,663 HKD
£167 GBP
View
Price last confirmed 13 days ago
A
Retailer 3
-
HK$2,139 HKD
£215 GBP
View
A
Retailer 4
-
HK$2,275 HKD
$290 USD
View
A
Retailer 5
-
HK$2,414 HKD
€293 EUR
View
A
Retailer 6
-
HK$2,417 HKD
$308 USD
View
A
Retailer 7
-
HK$2,423 HKD
£243 GBP
View
B+
Retailer 8
-
HK$3,798 HKD
$484 USD
View
B
Retailer 9
-
HK$4,551 HKD
$580 USD
View
Most Expensive
B
MOH London
630430335 · Oct 25
HK$10,662 HKD
£1,070 GBP
View
9 more retailers have this diamond
Prices start from HK$1,279 HKDSave up to HK$9,384 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
1.02ct Cushion
HK$1,279 HKD