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Radiant|Lab Grown|IGI

8.17ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG840648361

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

Certificate IGI LG840648361

Diamond specifications and retailer prices

From £2,695 GBP
$3,611 USD
As of October 31, 2026
Save £7,146 GBP (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £9,841 GBP at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 8.17ct lab-grown radiant diamond

This 8.17ct 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 LG840648361 or 840648361. Listed at 16 retailers as of October 31, 2026, with prices from £2,695 to £9,841, a £7,146 spread on the same certified stone. Michael Trio lists it at £9,841. 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

8.17
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840648361
Dimensions14.83 × 9.60 × 6.51 mm
L/W Ratio1.54
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.83 mm9.60 mm8.17 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840648361
Side View
Table 67.0%Crown 41.1°Girdle: Slightly ThickPavilion 34.3°Culet: NoneDepth 67.8%

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 31
Current: £9,841 GBP|Low: £2,695 GBP|High: £10,110 GBP|Avg: £5,774 GBP|-2.7%
Michael Trio
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
October 31, 2026
Retailer 5£2,695 GBP
Retailer 15£2,907 GBP
Retailer 10£3,330 GBP
Retailer 9£3,711 GBP
Retailer 14£3,926 GBP
Retailer 13£4,000 GBP
Retailer 2£4,242 GBP
Retailer 11£4,678 GBP
Retailer 3£4,834 GBP
Retailer 4£5,196 GBP
Retailer 7£7,089 GBP
Retailer 12£7,110 GBP
Retailer 16£8,289 GBP
Retailer 8£9,408 GBP
Retailer 6£9,758 GBP
Michael Trio£9,841 GBP

25 data points across 16 retailers

16 retailers£2,695 GBP to £9,841 GBP

A
Cheapest Retailer
-
£2,695 GBP
$3,611 USD
Final sale: no returns
A
Retailer 2
-
£2,907 GBP
$3,895 USD
View
A
Retailer 3
-
£3,330 GBP
View
B+
Retailer 4
-
£3,711 GBP
View
B+
Retailer 5
-
£3,926 GBP
$5,261 USD
View
B+
Retailer 6
-
£4,000 GBP
$5,360 USD
View
B+
Retailer 7
-
£4,242 GBP
€5,413 EUR
View
B+
Retailer 8
-
£4,678 GBP
ZAR 101,256 ZAR
View
B+
Retailer 9
-
£4,834 GBP
View
Retailer 10
-
£5,196 GBP
A$10,711 AUD
View
Price last confirmed 8 days ago
B
Retailer 11
-
£7,089 GBP
$9,499 USD
View
B+
Retailer 12
-
£7,110 GBP
View
B
Retailer 13
-
£8,289 GBP
$11,107 USD
View
Retailer 14
-
£9,408 GBP
A$19,393 AUD
View
Price last confirmed 22 days ago
B
Retailer 15
-
£9,758 GBP
$13,075 USD
View
Most Expensive
B
Michael Trio
1745457521 · Oct 31
£9,841 GBP
SGD 17,818 SGD
View
15 more retailers have this diamond
Prices start from £2,695 GBPSave up to £7,146 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
8.17ct Radiant
£2,695 GBP