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Cushion|Lab Grown|IGI

1.02ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG790634025

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG790634025

Diamond specifications and retailer prices

From HK$1,687 HKD
$215 USD
As of October 30, 2026
Save HK$8,776 HKD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$10,463 HKD at MOH London · As of October 29, 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 LG790634025 or 790634025. Listed at 9 retailers as of October 29, 2026, with prices from HK$1,687 to HK$10,463, a HK$8,776 spread on the same certified stone. MOH London lists it at HK$10,463. 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
SymmetryVery Good
FluorescenceNone
Crown angle39.7°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790634025
Dimensions6.88 × 4.88 × 3.42 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.88 mm4.88 mm1.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG790634025
Side View
Table 63.0%Crown 39.7°Girdle: STK-THKPavilion 31.9°Culet: NoneDepth 70.1%

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 30
Current: HK$10,463 HKD|Low: HK$1,687 HKD|High: HK$10,662 HKD|Avg: HK$3,583 HKD|-1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7HK$1,687 HKD
Retailer 2HK$2,084 HKD
Retailer 3HK$2,266 HKD
Retailer 5HK$2,268 HKD
Retailer 4HK$2,368 HKD
Retailer 8HK$3,774 HKD
Retailer 9HK$3,845 HKD
Retailer 6HK$4,450 HKD
MOH LondonHK$10,463 HKD

42 data points across 9 retailers

9 retailersHK$1,687 HKD to HK$10,463 HKD

B+
Cheapest Retailer
-
HK$1,687 HKD
$215 USD
A
Retailer 2
-
HK$2,084 HKD
£209 GBP
View
A
Retailer 3
-
HK$2,266 HKD
€275 EUR
View
A
Retailer 4
-
HK$2,268 HKD
$289 USD
View
A
Retailer 5
-
HK$2,368 HKD
£238 GBP
View
B+
Retailer 6
-
HK$3,774 HKD
$481 USD
View
Retailer 7
-
HK$3,845 HKD
$490 USD
View
Price last confirmed 11 days ago
B
Retailer 8
-
HK$4,450 HKD
$567 USD
View
Most Expensive
B
MOH London
LG790634025 · Oct 29
HK$10,463 HKD
£1,050 GBP
View
8 more retailers have this diamond
Prices start from HK$1,687 HKDSave up to HK$8,776 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$1,687 HKD