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Round|Lab Grown|GIA

0.30ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • GIA 6282030501

Certificate GIA 6282030501

Diamond specifications and retailer prices

From £423 GBP
As of October 31, 2026
Save £111 GBP (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £808 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.3ct lab-grown round diamond

This 0.3ct lab-grown round sits in the sub-half-carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 6282030501. Listed at 3 retailers as of October 30, 2026, with a 26% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.30
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6282030501
Dimensions4.34 × 4.32 × 2.60 mm
L/W Ratio1.00
Top View
4.34 mm4.32 mm0.30 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6282030501
Side View
Table 62.0%CrownGirdlePavilionCulet: NoneDepth 60.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £808 GBP|Low: £422 GBP|High: £870 GBP|Avg: £587 GBP|-6.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 2£423 GBP
Retailer 3£534 GBP
Retailer 4£554 GBP
MOH London£808 GBP

41 data points across 4 retailers

3 retailers£423 GBP to £534 GBP

B
Cheapest Retailer
-
£423 GBP
B
Retailer 2
-
£534 GBP
€681 EUR
View
Most Expensive
MOH London
7DFD27CBA · Oct 26
£808 GBP
View
Price under review
2 more retailers have this diamond
Prices start from £423 GBPSave up to £111 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
0.30ct Round
£423 GBP