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Emerald|Lab Grown|UNKNOWN

0.50ct H SI2 Emerald Lab Grown Diamond

ID • H/SI2 • UNKNOWN 503391118

Certificate UNKNOWN 503391118

Diamond specifications and retailer prices

From $250 NZD
$141 USD
As of October 29, 2026
Save $749 NZD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $999 NZD 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 503391118. Listed at 5 retailers as of October 28, 2026, with prices from $250 to $999, a $749 spread on the same certified stone. NZ Jewellers lists it at $999. 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
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 503391118
Dimensions5.24 × 3.90 × 2.41 mm
L/W Ratio1.34
Top View
5.24 mm3.90 mm0.50 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 503391118
Side View
Table 66.2%CrownGirdlePavilionCuletDepth 61.8%

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: $999 NZD|Low: $241 NZD|High: $999 NZD|Avg: $453 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2$250 NZD
Retailer 5$291 NZD
Retailer 3$311 NZD
Retailer 4$578 NZD
NZ Jewellers$999 NZD

8 data points across 5 retailers

5 retailers$250 NZD to $999 NZD

A
Cheapest Retailer
-
$250 NZD
$141 USD
B+
Retailer 2
-
$291 NZD
$164 USD
View
B+
Retailer 3
-
$311 NZD
$175 USD
View
B
Retailer 4
-
$578 NZD
$326 USD
View
Most Expensive
C
NZ Jewellers
90c172b8-9a21-4125-8a7f-a6b4e15bdaf7 · Oct 28
$999 NZD
$563 USD
View
4 more retailers have this diamond
Prices start from $250 NZDSave up to $749 NZD

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
$250 NZD