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 $194 USD
As of October 27, 2026
Save $580 USD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $774 USD at NZ Jewellers · As of October 28, 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 27, 2026, with prices from $194 to $774, a $580 spread on the same certified stone. NZ Jewellers lists it at $774. 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
Color
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
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Price History

Last verified: Oct 27
Current: $774 USD|Low: $186 USD|High: $774 USD|Avg: $345 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2$194 USD
Retailer 5$225 USD
Retailer 3$241 USD
Retailer 4$419 USD
NZ Jewellers$774 USD

8 data points across 5 retailers

5 retailers$194 USD to $774 USD

A
Cheapest Retailer
-
$194 USD
B+
Retailer 2
-
$225 USD
View
B+
Retailer 3
-
$241 USD
View
B
Retailer 4
-
$419 USD
View
Most Expensive
C
NZ Jewellers
81b2312c-e3f8-4686-93f8-1de05fd3b3b8 · Oct 28
$774 USD
View
4 more retailers have this diamond
Prices start from $194 USDSave up to $580 USD

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
$194 USD