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Radiant|Lab Grown|IGI

3.06ct G VVS1 Radiant Lab Grown Diamond

EX • G/VVS1 • IGI LG851684363

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG851684363

Diamond specifications and retailer prices

From £364 GBP
$488 USD
As of November 3, 2026
Save £324 GBP (47%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £688 GBP at 77 Diamonds · As of November 3, 2026
View at 77 Diamonds

About this 3.06ct lab-grown radiant diamond

This 3.06ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG851684363 or 851684363. Listed at 2 retailers as of November 3, 2026, with prices from £364 to £688, a £324 spread on the same certified stone. 77 Diamonds lists it at £688. 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

3.06
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851684363
Dimensions10.36 × 7.15 × 4.69 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.36 mm7.15 mm3.06 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851684363
Side View
Table 64.0%Crown 46.1°Girdle: MediumPavilion 36.7°Culet: NoneDepth 65.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: £688 GBP|Low: £364 GBP|High: £695 GBP|Avg: £646 GBP|-0.5%
77 Diamonds
Retailer 2
November 3, 2026
Retailer 2£364 GBP
77 Diamonds£688 GBP

6 data points across 2 retailers

2 retailers£364 GBP to £688 GBP

A
Cheapest Retailer
-
£364 GBP
$488 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
RADTVSMSCCVFFV · Nov 3
£688 GBP
View
1 more retailer has this diamond
Prices start from £364 GBPSave up to £324 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
3.06ct Radiant
£364 GBP