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Cushion|Lab Grown|IGI

2.03ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG508129976

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG508129976

Diamond specifications and retailer prices

From HK$2,432 HKD
$310 USD
As of October 31, 2026
Save HK$16,084 HKD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$18,516 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.03ct lab-grown cushion diamond

This 2.03ct 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 LG508129976 or 508129976. Listed at 13 retailers as of October 29, 2026, with prices from HK$2,432 to HK$18,516, a HK$16,084 spread on the same certified stone. Brilliant Earth lists it at HK$18,516. 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

2.03
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508129976
Dimensions7.39 × 7.22 × 4.95 mm
L/W Ratio1.02
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
7.39 mm7.22 mm2.03 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508129976
Side View
Table 60.5%Crown 36.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 68.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$12,239 HKD|Low: HK$1,734 HKD|High: HK$19,457 HKD|Avg: HK$6,580 HKD|-37.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 12HK$2,432 HKD
Retailer 9HK$2,691 HKD
Retailer 10HK$3,609 HKD
Retailer 7HK$3,923 HKD
Retailer 5HK$4,746 HKD
Retailer 2HK$4,795 HKD
Retailer 11HK$4,904 HKD
Retailer 3HK$4,998 HKD
Retailer 8HK$6,849 HKD
Retailer 4HK$9,061 HKD
Retailer 6HK$10,861 HKD
Brilliant EarthHK$12,239 HKD

43 data points across 12 retailers

13 retailersHK$2,432 HKD to HK$18,516 HKD

A
Cheapest Retailer
-
HK$2,432 HKD
$310 USD
Final sale: no returns
A
Retailer 2
-
HK$2,691 HKD
$343 USD
View
B+
Retailer 3
-
HK$3,609 HKD
$460 USD
View
A
Retailer 4
-
HK$3,923 HKD
$500 USD
View
A
Retailer 5
-
HK$4,746 HKD
£476 GBP
View
A
Retailer 6
-
HK$4,795 HKD
€582 EUR
View
A
Retailer 7
-
HK$4,904 HKD
$625 USD
View
A
Retailer 8
-
HK$4,998 HKD
$637 USD
View
B+
Retailer 9
-
HK$6,849 HKD
$873 USD
View
B
Retailer 10
-
HK$9,061 HKD
$1,155 USD
View
B
Retailer 11
-
HK$10,861 HKD
£1,090 GBP
View
B
Retailer 12
-
HK$12,239 HKD
$1,560 USD
View
Most Expensive
B
Brilliant Earth
11157553A · Oct 29
HK$18,516 HKD
$2,360 USD
View
12 more retailers have this diamond
Prices start from HK$2,432 HKDSave up to HK$16,084 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
2.03ct Cushion
HK$2,432 HKD