Oval|Lab Grown|UNKNOWN

0.30ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • UNKNOWN 37016687

Certificate UNKNOWN 37016687

Diamond specifications and retailer prices

From £122 GBP
$164 USD
As of October 29, 2026
Save £365 GBP (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £487 GBP at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.3ct lab-grown oval diamond

This 0.3ct lab-grown oval sits in the sub-half-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 37016687. Listed at 5 retailers as of October 29, 2026, with prices from £122 to £487, a £365 spread on the same certified stone. NZ Jewellers lists it at £487. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.30
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 37016687
Dimensions5.10 × 3.74 × 2.48 mm
L/W Ratio1.36
Top View
5.10 mm3.74 mm0.30 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 37016687
Side View
Table 58.1%CrownGirdlePavilionCuletDepth 66.4%

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: £122 GBP|Low: £117 GBP|High: £273 GBP|Avg: £181 GBP|+4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 10, 2026
Retailer 1£122 GBP
Retailer 2£152 GBP
Retailer 4£152 GBP
Retailer 3£273 GBP

4 data points across 4 retailers

5 retailers£122 GBP to £487 GBP

B+
Cheapest Retailer
-
£122 GBP
$164 USD
B+
Retailer 2
-
£142 GBP
$190 USD
View
B
Retailer 3
-
£152 GBP
$203 USD
View
B
Retailer 4
-
£273 GBP
$366 USD
View
Most Expensive
C
NZ Jewellers
ca59521c-ff5f-46da-ab7f-6bb90cbfbf32 · Oct 31
£487 GBP
$653 USD
View
4 more retailers have this diamond
Prices start from £122 GBPSave up to £365 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 Oval
£122 GBP