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Emerald|Lab Grown|UNKNOWN

0.40ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • UNKNOWN 34442805

Certificate UNKNOWN 34442805

Diamond specifications and retailer prices

From $298 AUD
$209 USD
As of October 29, 2026
Save $890 AUD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,187 AUD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.4ct lab-grown emerald diamond

This 0.4ct lab-grown emerald sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 34442805. Listed at 5 retailers as of October 29, 2026, with prices from $298 to $1,187, a $890 spread on the same certified stone. NZ Jewellers lists it at $1,187. 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

0.40
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 34442805
Dimensions5.23 × 3.43 × 2.32 mm
L/W Ratio1.52
Top View
5.23 mm3.43 mm0.40 ctG / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateUNKNOWN 34442805
Side View
Table 65.9%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 29
Current: $1,187 AUD|Low: $286 AUD|High: $1,187 AUD|Avg: $527 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 11, 2026
Retailer 2$298 AUD
Retailer 5$346 AUD
Retailer 3$369 AUD
Retailer 4$635 AUD
NZ Jewellers$1,187 AUD

8 data points across 5 retailers

5 retailers$298 AUD to $1,187 AUD

B+
Cheapest Retailer
-
$298 AUD
$209 USD
B+
Retailer 2
-
$346 AUD
$243 USD
View
B+
Retailer 3
-
$369 AUD
$259 USD
View
C
Retailer 4
-
$635 AUD
$446 USD
View
Most Expensive
C
NZ Jewellers
912bb0c3-ab3d-419a-8f11-40b5107cb806 · Oct 31
$1,187 AUD
$834 USD
View
4 more retailers have this diamond
Prices start from $298 AUDSave up to $890 AUD

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+
0.40ct Emerald
$298 AUD