Cushion|Lab Grown|IGI

3.80ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG819646206

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG819646206

Diamond specifications and retailer prices

From £2,377 GBP
$3,185 USD
As of October 28, 2026
Save £9,721 GBP (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £12,098 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.8ct lab-grown cushion diamond

This 3.8ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG819646206 or 819646206. Listed at 22 retailers as of October 28, 2026, with prices from £2,377 to £12,098, a £9,721 spread on the same certified stone. Do Amore Diamonds lists it at £12,098. 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

3.80
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819646206
Dimensions10.93 × 7.95 × 5.45 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.93 mm7.95 mm3.80 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819646206
Side View
Table 62.0%Crown 35.4°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 68.6%

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 28
Current: £12,098 GBP|Low: £2,090 GBP|High: £13,374 GBP|Avg: £5,532 GBP
Do Amore Diamonds
Retailer 2
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October 28, 2026
Retailer 5£2,255 GBP
Retailer 21£2,272 GBP
Retailer 11£2,377 GBP
Retailer 22£2,871 GBP
Retailer 8£3,009 GBP
Retailer 6£3,191 GBP
Retailer 2£3,343 GBP
Retailer 9£3,554 GBP
Retailer 16£3,761 GBP
Retailer 15£4,288 GBP
Retailer 20£5,630 GBP
Retailer 19£5,757 GBP
Retailer 3£5,808 GBP
Retailer 14£6,143 GBP
Retailer 4£6,189 GBP
Retailer 18£6,317 GBP
Retailer 10£6,535 GBP
Retailer 13£7,550 GBP
Retailer 17£8,665 GBP
Retailer 12£9,383 GBP
Retailer 7£10,879 GBP
Do Amore Diamonds£12,098 GBP

31 data points across 22 retailers

22 retailers£2,377 GBP to £12,098 GBP

Retailer 1
-
£2,255 GBP
$3,021 USD
Price last confirmed 19 days ago
A
Retailer 2
-
£2,377 GBP
$3,185 USD
View
A
Retailer 3
-
£2,871 GBP
$3,847 USD
View
A
Retailer 4
-
£3,009 GBP
$4,032 USD
View
A
Retailer 5
-
£3,191 GBP
CA$5,937 CAD
View
A
Retailer 6
-
£3,343 GBP
View
A
Retailer 7
-
£3,554 GBP
$4,762 USD
View
A
Retailer 8
-
£3,761 GBP
€4,799 EUR
View
B+
Retailer 9
-
£4,288 GBP
View
Retailer 10
-
£5,630 GBP
A$11,605 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
£5,757 GBP
ZAR 124,618 ZAR
View
B+
Retailer 12
-
£5,808 GBP
$7,782 USD
View
B+
Retailer 13
-
£6,143 GBP
$8,231 USD
View
B+
Retailer 14
-
£6,189 GBP
$8,293 USD
View
B+
Retailer 15
-
£6,317 GBP
View
B
Retailer 16
-
£6,535 GBP
$8,756 USD
View
Retailer 17
-
£6,918 GBP
$9,270 USD
View
Price last confirmed 38 days ago
B+
Retailer 18
-
£7,550 GBP
View
B
Retailer 19
-
£8,665 GBP
$11,610 USD
View
B
Retailer 20
-
£9,383 GBP
$12,572 USD
View
B
Retailer 21
-
£10,879 GBP
$14,577 USD
View
Most Expensive
B
Do Amore Diamonds
20-E93886 · Oct 29
£12,098 GBP
$16,210 USD
View
21 more retailers have this diamond
Prices start from £2,377 GBPSave up to £9,721 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
3.80ct Cushion
£2,377 GBP