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Cushion|Lab Grown|IGI

3.08ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG847670906

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG847670906

Diamond specifications and retailer prices

From HK$5,046 HKD
£506 GBP
As of October 27, 2026
Save HK$15,510 HKD (75%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$20,556 HKD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.08ct lab-grown cushion diamond

This 3.08ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG847670906 or 847670906. Listed at 2 retailers as of October 26, 2026, with prices from HK$5,046 to HK$20,556, a HK$15,510 spread on the same certified stone. Brilliant Earth lists it at HK$20,556. 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

3.08
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847670906
Dimensions9.86 × 7.67 × 5.19 mm
L/W Ratio1.29
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.86 mm7.67 mm3.08 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847670906
Side View
Table 63.0%Crown 36.2°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 67.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: HK$20,556 HKD|Low: HK$5,046 HKD|High: HK$20,556 HKD|Avg: HK$12,819 HKD
Brilliant Earth
Retailer 2
October 27, 2026
Retailer 2HK$5,046 HKD
Brilliant EarthHK$20,556 HKD

2 data points across 2 retailers

2 retailersHK$5,046 HKD to HK$20,556 HKD

A
Cheapest Retailer
-
HK$5,046 HKD
£506 GBP
Most Expensive
B
Brilliant Earth
22236508A · Oct 26
HK$20,556 HKD
$2,620 USD
View
1 more retailer has this diamond
Prices start from HK$5,046 HKDSave up to HK$15,510 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
3.08ct Cushion
HK$5,046 HKD