Emerald|Lab Grown|UNKNOWN

0.52ct H VS2 Emerald Lab Grown Diamond

ID • H/VS2 • UNKNOWN 620992099

Certificate UNKNOWN 620992099

Diamond specifications and retailer prices

From £243 GBP
$326 USD
As of October 29, 2026
Save £728 GBP (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £971 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.52ct lab-grown emerald diamond

This 0.52ct lab-grown emerald sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 620992099. Listed at 5 retailers as of October 28, 2026, with prices from £243 to £971, a £728 spread on the same certified stone. NZ Jewellers lists it at £971. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.52
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 620992099
Dimensions5.76 × 3.71 × 2.49 mm
L/W Ratio1.55
Top View
5.76 mm3.71 mm0.52 ctH / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 620992099
Side View
Table 59.8%CrownGirdlePavilionCuletDepth 67.0%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: £971 GBP|Low: £234 GBP|High: £971 GBP|Avg: £425 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2£243 GBP
Retailer 5£283 GBP
Retailer 3£302 GBP
Retailer 4£489 GBP
NZ Jewellers£971 GBP

8 data points across 5 retailers

5 retailers£243 GBP to £971 GBP

B+
Cheapest Retailer
-
£243 GBP
$326 USD
B
Retailer 2
-
£283 GBP
$379 USD
View
B
Retailer 3
-
£302 GBP
$405 USD
View
B
Retailer 4
-
£489 GBP
$655 USD
View
Most Expensive
C
NZ Jewellers
c92c8d92-9aca-468c-8471-53b3314d0732 · Oct 28
£971 GBP
$1,301 USD
View
4 more retailers have this diamond
Prices start from £243 GBPSave up to £728 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+
0.52ct Emerald
£243 GBP