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Cushion|Lab Grown|IGI

0.84ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1

Diamond specifications and retailer prices

From HK$3,649 HKD
$465 USD
As of October 29, 2026
2 retailers carry this diamond
Most expensive: HK$3,649 HKD at Blue Nile
View at Blue Nile

About this 0.84ct lab-grown cushion diamond

This 0.84ct lab-grown cushion sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 29, 2026. 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

0.84
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions6.77 × 4.80 × 0.00 mm
L/W Ratio1.41
Top View
6.77 mm4.80 mm0.84 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 63.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 67.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: HK$3,649 HKD|Low: HK$2,066 HKD|High: HK$3,853 HKD|Avg: HK$2,908 HKD|-5.3%
Blue Nile
Retailer 2
October 27, 2026
Retailer 2HK$2,066 HKD
Blue NileHK$3,649 HKD

2 data points across 2 retailers

2 retailers

A
Retailer 1
-
HK$2,066 HKD
£207 GBP
Price last confirmed 49 days ago
Most Expensive
B
Blue Nile
20308497 · Oct 29
HK$3,649 HKD
$465 USD
View
1 more retailer has this diamond

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
0.84ct Cushion
HK$3,649 HKD