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Cushion|Lab Grown|IGI

0.48ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG652460517

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG652460517

Diamond specifications and retailer prices

From £161 GBP
$215 USD
As of October 30, 2026
Save £194 GBP (55%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £355 GBP at Riddles Jewelry · As of October 29, 2026
View at Riddles Jewelry

About this 0.48ct lab-grown cushion diamond

This 0.48ct lab-grown cushion sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG652460517 or 652460517. Listed at 5 retailers as of October 29, 2026, with prices from £161 to £355, a £194 spread on the same certified stone. Riddles Jewelry lists it at £355. 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

0.48
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652460517
Dimensions5.37 × 4.27 × 2.73 mm
L/W Ratio1.26
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.37 mm4.27 mm0.48 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652460517
Side View
Table 64.0%Crown 33.7°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £301 GBP|Low: £152 GBP|High: £358 GBP|Avg: £266 GBP|+8.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Riddles Jewelry
October 19, 2026
Retailer 3£161 GBP
Retailer 2£182 GBP
Retailer 5£278 GBP
Retailer 1£301 GBP
Riddles Jewelry£355 GBP
Retailer 4£358 GBP

7 data points across 6 retailers

5 retailers£161 GBP to £355 GBP

A
Cheapest Retailer
-
£161 GBP
$215 USD
A
Retailer 2
-
£182 GBP
$243 USD
View
B
Retailer 3
-
£278 GBP
View
B
Retailer 4
-
£301 GBP
CA$556 CAD
View
Most Expensive
B
Riddles Jewelry
1966221091 · Oct 29
£355 GBP
$473 USD
View
4 more retailers have this diamond
Prices start from £161 GBPSave up to £194 GBP

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
0.48ct Cushion
£161 GBP