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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 €114 EUR
$128 USD
As of October 29, 2026
Save €340 EUR (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €454 EUR 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 €114 to €454, a €340 spread on the same certified stone. NZ Jewellers lists it at €454. 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
Color
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: €114 EUR|Low: €110 EUR|High: €269 EUR|Avg: €167 EUR|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 10, 2026
Retailer 1€114 EUR
Retailer 4€132 EUR
Retailer 2€141 EUR
Retailer 3€269 EUR

4 data points across 4 retailers

5 retailers€114 EUR to €454 EUR

B+
Cheapest Retailer
-
€114 EUR
$128 USD
B+
Retailer 2
-
€132 EUR
$148 USD
View
B+
Retailer 3
-
€141 EUR
$158 USD
View
B
Retailer 4
-
€269 EUR
$302 USD
View
Most Expensive
C
NZ Jewellers
c487e64a-9a84-4c98-8931-1b6a1475aac9 · Oct 30
€454 EUR
$509 USD
View
4 more retailers have this diamond
Prices start from €114 EURSave up to €340 EUR

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
€114 EUR