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Cushion|Lab Grown|IGI

1.54ct F SI1 Cushion Lab Grown Diamond

EX • F/SI1 • IGI LG566312802

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG566312802

Diamond specifications and retailer prices

From HK$4,951 HKD
$631 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: HK$4,951 HKD at B2C Jewels
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 B2C Jewels

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG566312802 or 566312802. Listed at a single retailer as of November 2, 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

1.54
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566312802
Dimensions6.93 × 6.59 mm
L/W Ratio1.05
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
6.93 mm6.59 mm1.54 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566312802
Side View
Table 62.0%Crown 34.7°Girdle: MED-THKPavilion 37.4°Culet: NoneDepth 64.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: HK$4,951 HKD|Low: HK$4,770 HKD|High: HK$6,081 HKD|Avg: HK$5,267 HKD|-18.6%
September 23, 2026
B2C JewelsHK$4,951 HKD

3 data points across 1 retailer

1 retailer

B+
B2C Jewels
21243981 · Nov 2
HK$4,951 HKD
$631 USD
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B+
1.54ct Cushion
HK$4,951 HKD