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Oval|Lab Grown|IGI

6.80ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG831615460

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831615460

Diamond specifications and retailer prices

From £647 GBP
$867 USD
As of October 31, 2026
Save £3,704 GBP (85%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,351 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.8ct lab-grown oval diamond

This 6.8ct lab-grown oval 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 LG831615460 or 831615460. Listed at 3 retailers as of October 29, 2026, with prices from £647 to £4,351, a £3,704 spread on the same certified stone. Brilliant Earth lists it at £4,351. 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

6.80
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831615460
Dimensions15.13 × 10.96 × 6.56 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.13 mm10.96 mm6.80 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831615460
Side View
Table 63.0%Crown 35.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 59.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £4,351 GBP|Low: £647 GBP|High: £4,351 GBP|Avg: £2,182 GBP
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 3£647 GBP
Retailer 2£1,057 GBP
Brilliant Earth£4,351 GBP

37 data points across 3 retailers

3 retailers£647 GBP to £4,351 GBP

A
Cheapest Retailer
-
£647 GBP
$867 USD
Final sale: no returns
A
Retailer 2
-
£1,057 GBP
View
Most Expensive
B
Brilliant Earth
21230331A · Oct 29
£4,351 GBP
$5,830 USD
View
2 more retailers have this diamond
Prices start from £647 GBPSave up to £3,704 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
6.80ct Oval
£647 GBP