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Round|Lab Grown|IGI

8.12ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG838622238

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838622238

Diamond specifications and retailer prices

From £978 GBP
$1,311 USD
As of October 31, 2026
Save £521 GBP (35%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,303 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 8.12ct lab-grown round diamond

This 8.12ct 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 LG838622238 or 838622238. Listed at 3 retailers as of October 31, 2026, with a 53% 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

8.12
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838622238
Dimensions12.94 × 13.00 × 7.85 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.94 mm13.00 mm8.12 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838622238
Side View
Table 60.0%Crown 34.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £4,303 GBP|Low: £978 GBP|High: £4,303 GBP|Avg: £1,986 GBP
Rare Carat
Retailer 2
Retailer 3
October 31, 2026
Retailer 3£978 GBP
Retailer 2£1,499 GBP
Rare Carat£4,303 GBP

29 data points across 3 retailers

3 retailers£978 GBP to £1,499 GBP

A
Cheapest Retailer
-
£978 GBP
$1,311 USD
Final sale: no returns
A
Retailer 2
-
£1,499 GBP
View
Most Expensive
Rare Carat
838622238 · Oct 21
£4,303 GBP
$5,765 USD
View
Price last confirmed 10 days ago
2 more retailers have this diamond
Prices start from £978 GBPSave up to £521 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
8.12ct Round
£978 GBP