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Round|Lab Grown|UNKNOWN

0.30ct E I1 Round Lab Grown Diamond

EX • E/I1 • UNKNOWN 35714714

Certificate UNKNOWN 35714714

Diamond specifications and retailer prices

From $182 AUD
$128 USD
As of October 29, 2026
Save $542 AUD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $725 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.3ct lab-grown round diamond

This 0.3ct lab-grown round sits in the sub-half-carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by UNKNOWN 35714714. Listed at 5 retailers as of October 29, 2026, with prices from $182 to $725, a $542 spread on the same certified stone. NZ Jewellers lists it at $725. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.30
Carat
E
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 35714714
Dimensions4.34 × 4.32 × 2.59 mm
L/W Ratio1.00
Top View
4.34 mm4.32 mm0.30 ctE / I1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 35714714
Side View
Table 61.2%CrownGirdlePavilionCuletDepth 59.9%

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: $182 AUD|Low: $175 AUD|High: $430 AUD|Avg: $266 AUD|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 10, 2026
Retailer 1$182 AUD
Retailer 4$211 AUD
Retailer 2$225 AUD
Retailer 3$430 AUD

4 data points across 4 retailers

5 retailers$182 AUD to $725 AUD

B+
Cheapest Retailer
-
$182 AUD
$128 USD
B+
Retailer 2
-
$211 AUD
$148 USD
View
B+
Retailer 3
-
$225 AUD
$158 USD
View
B
Retailer 4
-
$430 AUD
$302 USD
View
Most Expensive
C
NZ Jewellers
c487e64a-9a84-4c98-8931-1b6a1475aac9 · Oct 30
$725 AUD
$509 USD
View
4 more retailers have this diamond
Prices start from $182 AUDSave up to $542 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+
0.30ct Round
$182 AUD