Emerald|Lab Grown|UNKNOWN

0.42ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • UNKNOWN 811371137

Certificate UNKNOWN 811371137

Diamond specifications and retailer prices

From €253 EUR
$282 USD
As of October 27, 2026
Save €263 EUR (51%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €1,009 EUR at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.42ct lab-grown emerald diamond

This 0.42ct lab-grown emerald sits in the sub-half-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 811371137. Listed at 5 retailers as of October 27, 2026, with a 104% 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

0.42
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 811371137
Dimensions5.27 × 3.40 × 2.30 mm
L/W Ratio1.55
Top View
5.27 mm3.40 mm0.42 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 811371137
Side View
Table 64.7%CrownGirdlePavilionCuletDepth 67.5%

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 27
Current: €1,009 EUR|Low: €243 EUR|High: €1,009 EUR|Avg: €444 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2€253 EUR
Retailer 5€294 EUR
Retailer 3€314 EUR
Retailer 4€517 EUR
NZ Jewellers€1,009 EUR

8 data points across 5 retailers

5 retailers€253 EUR to €517 EUR

B+
Cheapest Retailer
-
€253 EUR
$282 USD
B
Retailer 2
-
€294 EUR
$327 USD
View
B
Retailer 3
-
€314 EUR
$349 USD
View
B
Retailer 4
-
€517 EUR
$575 USD
View
Most Expensive
C
NZ Jewellers
bb9b2052-6242-421d-b0b4-55c8b7dde60a · Oct 28
€1,009 EUR
$1,123 USD
View
Price under review
4 more retailers have this diamond
Prices start from €253 EURSave up to €263 EUR

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+
0.42ct Emerald
€253 EUR