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Cushion|Lab Grown|IGI

3.20ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG529243212

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG529243212

Diamond specifications and retailer prices

From HK$27,381 HKD
$3,490 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: HK$27,381 HKD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 3.2ct lab-grown cushion diamond

This 3.2ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG529243212 or 529243212. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.20
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529243212
Dimensions8.40 × 8.02 × 5.45 mm
L/W Ratio1.05
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
8.40 mm8.02 mm3.20 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529243212
Side View
Table 57.0%Crown 38.1°Girdle: THK-VTKPavilion 32.8°Culet: NoneDepth 68.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: HK$27,381 HKD|Low: HK$3,507 HKD|High: HK$39,072 HKD|Avg: HK$12,560 HKD|-29.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2HK$3,507 HKD
Retailer 3HK$6,316 HKD
Retailer 4HK$7,438 HKD
Retailer 5HK$8,726 HKD
Retailer 6HK$9,415 HKD
Retailer 7HK$12,575 HKD
Retailer 8HK$19,282 HKD
Brilliant EarthHK$27,381 HKD

2 data points across 8 retailers

1 retailer

B
Brilliant Earth
21205207B · Oct 31
HK$27,381 HKD
$3,490 USD
View

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B
3.20ct Cushion
HK$27,381 HKD