Emerald|Lab Grown|UNKNOWN

0.50ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • UNKNOWN 4115211521

Certificate UNKNOWN 4115211521

Diamond specifications and retailer prices

From €174 EUR
$194 USD
As of October 29, 2026
Save €519 EUR (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €693 EUR 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 4115211521. Listed at 5 retailers as of October 29, 2026, with prices from €174 to €693, a €519 spread on the same certified stone. NZ Jewellers lists it at €693. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.50
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 4115211521
Dimensions5.15 × 3.84 × 2.56 mm
L/W Ratio1.34
Top View
5.15 mm3.84 mm0.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 4115211521
Side View
Table 63.8%CrownGirdlePavilionCuletDepth 66.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €693 EUR|Low: €166 EUR|High: €693 EUR|Avg: €309 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2€174 EUR
Retailer 5€201 EUR
Retailer 3€216 EUR
Retailer 4€375 EUR
NZ Jewellers€693 EUR

8 data points across 5 retailers

5 retailers€174 EUR to €693 EUR

A
Cheapest Retailer
-
€174 EUR
$194 USD
B+
Retailer 2
-
€201 EUR
$225 USD
View
B+
Retailer 3
-
€216 EUR
$241 USD
View
B
Retailer 4
-
€375 EUR
$419 USD
View
Most Expensive
C
NZ Jewellers
81b2312c-e3f8-4686-93f8-1de05fd3b3b8 · Oct 31
€693 EUR
$774 USD
View
4 more retailers have this diamond
Prices start from €174 EURSave up to €519 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.

A
0.50ct Emerald
€174 EUR