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Radiant|Lab Grown|GIA

6.67ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1

Diamond specifications and retailer prices

From £1,805 GBP
As of October 27, 2026
Save £3,359 GBP (65%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £5,164 GBP at Blue Nile · As of October 27, 2026
View at Blue Nile

About this 6.67ct lab-grown radiant diamond

This 6.67ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 2 retailers as of October 27, 2026, with prices from £1,805 to £5,164, a £3,359 spread on the same certified stone. Blue Nile lists it at £5,164. 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

6.67
Carat
G
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions13.39 × 9.27 × 0.00 mm
L/W Ratio1.44
Top View
13.39 mm9.27 mm6.67 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA
Side View
Table 65.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 66.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 27
Current: £5,164 GBP|Low: £1,462 GBP|High: £5,164 GBP|Avg: £2,505 GBP|+6.8%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 27, 2026
Retailer 4£1,462 GBP
Retailer 5£1,590 GBP
Retailer 2£1,805 GBP
Retailer 3£2,573 GBP
Blue Nile£5,164 GBP

33 data points across 5 retailers

2 retailers£1,805 GBP to £5,164 GBP

B+
Cheapest Retailer
-
£1,805 GBP
Most Expensive
B
Blue Nile
20387229 · Oct 27
£5,164 GBP
$6,919 USD
View
1 more retailer has this diamond
Prices start from £1,805 GBPSave up to £3,359 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.

B+
6.67ct Radiant
£1,805 GBP