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Radiant|Lab Grown|IGI

6.12ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1

Diamond specifications and retailer prices

From £847 GBP
As of November 2, 2026
Save £3,038 GBP (78%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £3,885 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 6.12ct lab-grown radiant diamond

This 6.12ct 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 and certified by IGI. Listed at 2 retailers as of October 31, 2026, with prices from £847 to £3,885, a £3,038 spread on the same certified stone. Blue Nile lists it at £3,885. 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

6.12
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions13.14 × 8.89 × 6.01 mm
L/W Ratio1.48
Top View
13.14 mm8.89 mm6.12 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 65.0%CrownGirdle: MediumPavilionCulet: NoneDepth 67.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: £3,885 GBP|Low: £680 GBP|High: £3,885 GBP|Avg: £1,566 GBP
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4£680 GBP
Retailer 5£740 GBP
Retailer 2£847 GBP
Retailer 3£1,632 GBP
Blue Nile£3,885 GBP

41 data points across 5 retailers

2 retailers£847 GBP to £3,885 GBP

A
Cheapest Retailer
-
£847 GBP
Most Expensive
B
Blue Nile
20289555 · Oct 31
£3,885 GBP
$5,213 USD
View
1 more retailer has this diamond
Prices start from £847 GBPSave up to £3,038 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
6.12ct Radiant
£847 GBP