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Round|Lab Grown|UNKNOWN

0.45ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • UNKNOWN 35854854

Certificate UNKNOWN 35854854

Diamond specifications and retailer prices

From €194 EUR
As of November 5, 2026
Save €581 EUR (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €775 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.45ct lab-grown round diamond

This 0.45ct lab-grown round sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 35854854. Listed at 5 retailers as of November 5, 2026, with prices from €194 to €775, a €581 spread on the same certified stone. NZ Jewellers lists it at €775. 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

0.45
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 35854854
Dimensions4.88 × 4.85 × 3.09 mm
L/W Ratio1.01
Top View
4.88 mm4.85 mm0.45 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 35854854
Side View
Table 55.3%CrownGirdlePavilionCuletDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: €194 EUR|Low: €187 EUR|High: €413 EUR|Avg: €272 EUR|+3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 10, 2026
Retailer 1€194 EUR
Retailer 4€225 EUR
Retailer 2€241 EUR
Retailer 3€413 EUR

4 data points across 4 retailers

5 retailers€194 EUR to €775 EUR

A
Cheapest Retailer
-
€194 EUR
B+
Retailer 2
-
€225 EUR
View
B+
Retailer 3
-
€241 EUR
View
B
Retailer 4
-
€413 EUR
View
Most Expensive
C
NZ Jewellers
2c878911-5ab6-4b32-ae85-736e902cad6f · Nov 5
€775 EUR
$870 USD
View
4 more retailers have this diamond
Prices start from €194 EURSave up to €581 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.

A
0.45ct Round
€194 EUR