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Radiant|Lab Grown|IGI

7.86ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG838608171

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG838608171

Diamond specifications and retailer prices

From £2,912 GBP
$3,902 USD
As of October 29, 2026
Save £12,291 GBP (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £15,203 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 7.86ct lab-grown radiant diamond

This 7.86ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838608171 or 838608171. Listed at 18 retailers as of October 29, 2026, with prices from £2,912 to £15,203, a £12,291 spread on the same certified stone. Brilliant Earth lists it at £15,203. 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

7.86
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838608171
Dimensions14.30 × 9.55 × 6.44 mm
L/W Ratio1.50
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.30 mm9.55 mm7.86 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838608171
Side View
Table 68.0%Crown 41.4°Girdle: Slightly ThickPavilion 34.3°Culet: NoneDepth 67.4%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: £15,203 GBP|Low: £2,912 GBP|High: £15,391 GBP|Avg: £7,378 GBP|+8.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 3£2,912 GBP
Retailer 4£3,116 GBP
Retailer 18£3,588 GBP
Retailer 2£4,008 GBP
Retailer 16£4,138 GBP
Retailer 13£4,320 GBP
Retailer 14£4,573 GBP
Retailer 6£4,595 GBP
Retailer 11£5,417 GBP
Retailer 15£5,610 GBP
Retailer 12£6,460 GBP
Retailer 9£7,601 GBP
Retailer 17£7,798 GBP
Retailer 10£9,237 GBP
Retailer 5£10,547 GBP
Retailer 8£10,596 GBP
Retailer 7£14,841 GBP
Brilliant Earth£15,203 GBP

37 data points across 18 retailers

18 retailers£2,912 GBP to £15,203 GBP

A
Cheapest Retailer
-
£2,912 GBP
$3,902 USD
Final sale: no returns
A
Retailer 2
-
£3,116 GBP
$4,175 USD
View
Retailer 3
-
£3,588 GBP
View
Price last confirmed 14 days ago
B+
Retailer 4
-
£4,008 GBP
View
B+
Retailer 5
-
£4,138 GBP
$5,544 USD
View
B+
Retailer 6
-
£4,320 GBP
$5,788 USD
View
Retailer 7
-
£4,573 GBP
€5,835 EUR
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£4,595 GBP
View
B+
Retailer 9
-
£5,417 GBP
ZAR 117,248 ZAR
View
Retailer 10
-
£5,610 GBP
A$11,565 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£6,460 GBP
View
B
Retailer 12
-
£7,601 GBP
$10,185 USD
View
B+
Retailer 13
-
£7,798 GBP
$10,448 USD
View
Retailer 14
-
£9,237 GBP
A$19,041 AUD
View
Price last confirmed 22 days ago
B
Retailer 15
-
£10,547 GBP
$14,131 USD
View
B
Retailer 16
-
£10,596 GBP
SGD 19,186 SGD
View
B
Retailer 17
-
£14,841 GBP
$19,885 USD
View
Most Expensive
B
Brilliant Earth
21567407A · Oct 29
£15,203 GBP
$20,370 USD
View
17 more retailers have this diamond
Prices start from £2,912 GBPSave up to £12,291 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
7.86ct Radiant
£2,912 GBP