Emerald|Lab Grown|UNKNOWN

0.43ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • UNKNOWN 72812280

Certificate UNKNOWN 72812280

Diamond specifications and retailer prices

From $249 USD
As of October 27, 2026
Save $268 USD (52%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $991 USD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 0.43ct lab-grown emerald diamond

This 0.43ct lab-grown emerald sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 72812280. Listed at 5 retailers as of October 27, 2026, with a 108% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.43
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 72812280
Dimensions5.23 × 3.66 × 2.26 mm
L/W Ratio1.43
Top View
5.23 mm3.66 mm0.43 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 72812280
Side View
Table 67.4%CrownGirdlePavilionCuletDepth 61.8%

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: $991 USD|Low: $239 USD|High: $991 USD|Avg: $438 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2$249 USD
Retailer 5$289 USD
Retailer 3$308 USD
Retailer 4$517 USD
NZ Jewellers$991 USD

8 data points across 5 retailers

5 retailers$249 USD to $517 USD

B+
Cheapest Retailer
-
$249 USD
B
Retailer 2
-
$289 USD
View
B
Retailer 3
-
$308 USD
View
C
Retailer 4
-
$517 USD
View
Most Expensive
C
NZ Jewellers
a3b27b0c-73d7-4164-8a05-fe4c003bfee7 · Oct 28
$991 USD
View
Price under review
4 more retailers have this diamond
Prices start from $249 USDSave up to $268 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.

B+
0.43ct Emerald
$249 USD