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Cushion|Lab Grown|IGI

2.53ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG526272317

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG526272317

Diamond specifications and retailer prices

From HK$15,614 HKD
$1,990 USD
As of October 31, 2026
Save HK$32,405 HKD (67%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$57,065 HKD at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

About this 2.53ct lab-grown cushion diamond

This 2.53ct lab-grown cushion sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526272317 or 526272317. Listed at 10 retailers as of October 31, 2026, with a 208% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.53
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle29.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526272317
Dimensions8.22 × 7.44 × 4.62 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.22 mm7.44 mm2.53 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526272317
Side View
Table 64.0%Crown 32.6°Girdle: THK-VTKPavilion 29.9°Culet: NoneDepth 62.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$57,065 HKD|Low: HK$15,614 HKD|High: HK$79,886 HKD|Avg: HK$46,146 HKD
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 6HK$15,614 HKD
Retailer 7HK$35,582 HKD
Retailer 5HK$36,853 HKD
Retailer 3HK$48,018 HKD
Retailer 2HK$49,767 HKD
Loose Grown DiamondHK$57,065 HKD
Retailer 4HK$78,939 HKD

44 data points across 7 retailers

10 retailersHK$15,614 HKD to HK$48,018 HKD

B
Cheapest Retailer
-
HK$15,614 HKD
$1,990 USD
B
Retailer 2
-
HK$33,526 HKD
$4,273 USD
View
B
Retailer 3
-
HK$35,582 HKD
$4,535 USD
View
Final sale: no returns
Retailer 4
-
HK$36,853 HKD
$4,697 USD
View
Price last confirmed 20 days ago
B
Retailer 5
-
HK$37,269 HKD
$4,750 USD
View
B
Retailer 6
-
HK$48,018 HKD
£4,819 GBP
View
Retailer 7
-
HK$49,767 HKD
£4,994 GBP
View
Price under review
Most Expensive
Loose Grown Diamond
526272317 · Nov 1
HK$57,065 HKD
$7,273 USD
View
Price under review
7 more retailers have this diamond
Prices start from HK$15,614 HKDSave up to HK$32,405 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.

B
2.53ct Cushion
HK$15,614 HKD