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Emerald|Lab Grown|UNKNOWN

0.50ct H VS1 Emerald Lab Grown Diamond

ID • H/VS1 • UNKNOWN 621147449

Certificate UNKNOWN 621147449

Diamond specifications and retailer prices

From £246 GBP
$330 USD
As of November 1, 2026
Save £735 GBP (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £981 GBP at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.5ct lab-grown emerald diamond

This 0.5ct lab-grown emerald sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 621147449. Listed at 5 retailers as of October 31, 2026, with prices from £246 to £981, a £735 spread on the same certified stone. NZ Jewellers lists it at £981. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 621147449
Dimensions5.54 × 3.65 × 2.42 mm
L/W Ratio1.52
Top View
5.54 mm3.65 mm0.50 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 621147449
Side View
Table 61.7%CrownGirdlePavilionCuletDepth 66.3%

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: Nov 1
Current: £981 GBP|Low: £237 GBP|High: £981 GBP|Avg: £430 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2£246 GBP
Retailer 5£286 GBP
Retailer 3£305 GBP
Retailer 4£494 GBP
NZ Jewellers£981 GBP

8 data points across 5 retailers

5 retailers£246 GBP to £981 GBP

B+
Cheapest Retailer
-
£246 GBP
$330 USD
B
Retailer 2
-
£286 GBP
$383 USD
View
B
Retailer 3
-
£305 GBP
$409 USD
View
B
Retailer 4
-
£494 GBP
$662 USD
View
Most Expensive
C
NZ Jewellers
8c7551a5-341d-4368-9ee5-20a4e4c2a02b · Oct 31
£981 GBP
$1,315 USD
View
4 more retailers have this diamond
Prices start from £246 GBPSave up to £735 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+
0.50ct Emerald
£246 GBP