Round|Lab Grown|IGI

8.23ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG835673906

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835673906

Diamond specifications and retailer prices

From £1,107 GBP
$1,483 USD
As of October 31, 2026
Save £1,807 GBP (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £6,209 GBP at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 8.23ct lab-grown round diamond

This 8.23ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835673906 or 835673906. Listed at 5 retailers as of October 30, 2026, with a 163% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

8.23
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835673906
Dimensions13.07 × 13.14 × 7.86 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.07 mm13.14 mm8.23 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835673906
Side View
Table 59.0%Crown 33.8°Girdle: MediumPavilion 41°Culet: NoneDepth 60.0%

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: £6,209 GBP|Low: £1,107 GBP|High: £6,209 GBP|Avg: £3,192 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 4£1,107 GBP
Retailer 5£1,482 GBP
Retailer 6£1,607 GBP
Retailer 2£2,669 GBP
Retailer 3£2,914 GBP
Brilliant Earth£6,209 GBP

18 data points across 6 retailers

5 retailers£1,107 GBP to £2,914 GBP

A
Cheapest Retailer
-
£1,107 GBP
$1,483 USD
Final sale: no returns
B+
Retailer 2
-
£1,482 GBP
$1,986 USD
View
B+
Retailer 3
-
£2,669 GBP
$3,576 USD
View
B+
Retailer 4
-
£2,914 GBP
$3,904 USD
View
Most Expensive
Brilliant Earth
21378905A · Sep 28
£6,209 GBP
$8,320 USD
View
Price last confirmed 33 days ago
4 more retailers have this diamond
Prices start from £1,107 GBPSave up to £1,807 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
8.23ct Round
£1,107 GBP