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Cushion|Lab Grown|IGI

2.05ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG635419445

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG635419445

Diamond specifications and retailer prices

From HK$1,985 HKD
$253 USD
As of October 28, 2026
Save HK$10,019 HKD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$12,004 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.05ct lab-grown cushion diamond

This 2.05ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG635419445 or 635419445. Listed at 11 retailers as of October 28, 2026, with prices from HK$1,985 to HK$12,004, a HK$10,019 spread on the same certified stone. Brilliant Earth lists it at HK$12,004. 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

2.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635419445
Dimensions7.40 × 7.16 × 4.76 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
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
7.40 mm7.16 mm2.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635419445
Side View
Table 61.0%Crown 33.7°Girdle: MED-THKPavilion 35.6°Culet: NoneDepth 66.5%

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$15,927 HKD|Low: HK$1,186 HKD|High: HK$16,476 HKD|Avg: HK$5,269 HKD|-3.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 3HK$1,186 HKD
Retailer 8HK$1,985 HKD
Retailer 7HK$2,197 HKD
Retailer 11HK$2,966 HKD
Retailer 4HK$4,012 HKD
Retailer 2HK$4,098 HKD
Retailer 9HK$4,347 HKD
Retailer 10HK$4,943 HKD
Retailer 6HK$5,759 HKD
Retailer 5HK$8,848 HKD
Brilliant EarthHK$15,927 HKD

42 data points across 11 retailers

11 retailersHK$1,985 HKD to HK$12,004 HKD

A
Cheapest Retailer
-
HK$1,985 HKD
$253 USD
Final sale: no returns
A
Retailer 2
-
HK$2,197 HKD
$280 USD
View
B+
Retailer 3
-
HK$2,966 HKD
$378 USD
View
A
Retailer 4
-
HK$4,012 HKD
€487 EUR
View
A
Retailer 5
-
HK$4,098 HKD
£411 GBP
View
A
Retailer 6
-
HK$4,347 HKD
$554 USD
View
A
Retailer 7
-
HK$4,943 HKD
$630 USD
View
B+
Retailer 8
-
HK$5,759 HKD
$734 USD
View
B+
Retailer 9
-
HK$7,473 HKD
$953 USD
View
B+
Retailer 10
-
HK$8,848 HKD
£888 GBP
View
Most Expensive
B
Brilliant Earth
14079677A · Oct 29
HK$12,004 HKD
$1,530 USD
View
10 more retailers have this diamond
Prices start from HK$1,985 HKDSave up to HK$10,019 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
2.05ct Cushion
HK$1,985 HKD