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Round|Lab Grown

0.30ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • AR2-219-5189

Diamond specifications and retailer prices

From £110 GBP
$147 USD
As of October 29, 2026
Save £329 GBP (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £439 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.3ct lab-grown round diamond

This 0.3ct lab-grown round sits in the sub-half-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade. Listed at 4 retailers as of October 27, 2026, with prices from £110 to £439, a £329 spread on the same certified stone. NZ Jewellers lists it at £439. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.30
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateAR2-219-5189
Dimensions4.41 × 4.39 × 2.57 mm
L/W Ratio1.00
Top View
4.41 mm4.39 mm0.30 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateAR2-219-5189
Side View
Table 61.1%CrownGirdlePavilionCuletDepth 58.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £439 GBP|Low: £106 GBP|High: £439 GBP|Avg: £179 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 10, 2026
Retailer 2£110 GBP
Retailer 4£128 GBP
Retailer 3£137 GBP
Retailer 5£137 GBP
NZ Jewellers£439 GBP

5 data points across 5 retailers

4 retailers£110 GBP to £439 GBP

B+
Cheapest Retailer
-
£110 GBP
$147 USD
B+
Retailer 2
-
£128 GBP
$170 USD
View
B+
Retailer 3
-
£137 GBP
$182 USD
View
Most Expensive
C
NZ Jewellers
d43f4d49-c6d1-436b-a886-702117dff476 · Oct 27
£439 GBP
$585 USD
View
3 more retailers have this diamond
Prices start from £110 GBPSave up to £329 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
£110 GBP