Cushion|Lab Grown|IGI

4.70ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG829610875

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG829610875

Diamond specifications and retailer prices

From £502 GBP
As of October 27, 2026
Save £3,680 GBP (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £4,183 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.7ct lab-grown cushion diamond

This 4.7ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG829610875 or 829610875. Listed at 22 retailers as of October 27, 2026, with prices from £502 to £4,183, a £3,680 spread on the same certified stone. Brilliant Earth lists it at £4,183. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.70
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle29.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829610875
Dimensions11.79 × 8.42 × 5.33 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.79 mm8.42 mm4.70 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG829610875
Side View
Table 62.0%Crown 34°Girdle: MED-THKPavilion 29.4°Culet: NoneDepth 63.3%

Caratlytics Score

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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 27
Current: £644 GBP|Low: £501 GBP|High: £3,210 GBP|Avg: £1,586 GBP|-4.3%
Retailer 1
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Retailer 21
October 30, 2026
Retailer 17£502 GBP
Retailer 6£560 GBP
Retailer 1£644 GBP
Retailer 20£717 GBP
Retailer 7£858 GBP
Retailer 16£869 GBP
Retailer 18£923 GBP
Retailer 8£945 GBP
Retailer 21£1,224 GBP
Retailer 2£1,251 GBP
Retailer 5£1,303 GBP
Retailer 3£1,577 GBP
Retailer 13£1,820 GBP
Retailer 12£1,873 GBP
Retailer 9£1,920 GBP
Retailer 4£1,980 GBP
Retailer 11£2,003 GBP
Retailer 19£2,449 GBP
Retailer 15£2,630 GBP
Retailer 14£2,851 GBP
Retailer 10£3,169 GBP

26 data points across 21 retailers

22 retailers£502 GBP to £4,183 GBP

A
Cheapest Retailer
-
£502 GBP
A
Retailer 2
-
£560 GBP
$746 USD
View
Final sale: no returns
A
Retailer 3
-
£644 GBP
HK$6,700 HKD
View
A
Retailer 4
-
£717 GBP
$955 USD
View
A
Retailer 5
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£858 GBP
$1,143 USD
View
A
Retailer 6
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£869 GBP
€1,102 EUR
View
A
Retailer 7
-
£923 GBP
View
B+
Retailer 8
-
£945 GBP
$1,259 USD
View
A
Retailer 9
-
£1,224 GBP
ZAR 26,335 ZAR
View
Retailer 10
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£1,251 GBP
A$2,563 AUD
View
Price last confirmed 9 days ago
A
Retailer 11
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£1,303 GBP
$1,735 USD
View
A
Retailer 12
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£1,577 GBP
$2,100 USD
View
Retailer 13
-
£1,820 GBP
View
Price last confirmed 14 days ago
B+
Retailer 14
-
£1,873 GBP
SGD 3,371 SGD
View
B+
Retailer 15
-
£1,920 GBP
$2,557 USD
View
B+
Retailer 16
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£1,980 GBP
$2,637 USD
View
B+
Retailer 17
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£2,003 GBP
$2,667 USD
View
B+
Retailer 18
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£2,449 GBP
View
B+
Retailer 19
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£2,630 GBP
$3,502 USD
View
Retailer 20
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£2,851 GBP
A$5,841 AUD
View
Price last confirmed 22 days ago
Retailer 21
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£3,169 GBP
$4,220 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21274414A · Oct 29
£4,183 GBP
$5,570 USD
View
21 more retailers have this diamond
Prices start from £502 GBPSave up to £3,680 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
4.70ct Cushion
£502 GBP