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Round|Lab Grown

0.45ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • TA35B-2311-2311

Diamond specifications and retailer prices

From €255 EUR
$285 USD
As of October 30, 2026
Save €17 EUR (6%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €272 EUR at Aurelinne · As of October 31, 2026
View at Aurelinne

About this 0.45ct lab-grown round diamond

This 0.45ct lab-grown round sits in the sub-half-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade. Listed at 2 retailers as of October 30, 2026, with a relatively tight 7% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateTA35B-2311-2311
Dimensions4.87 × 4.83 × 3.08 mm
L/W Ratio1.01
Top View
4.87 mm4.83 mm0.45 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateTA35B-2311-2311
Side View
Table 54.0%CrownGirdlePavilionCuletDepth 63.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €272 EUR|Low: €255 EUR|High: €272 EUR|Avg: €264 EUR|+1.3%
Aurelinne
Retailer 2
October 2, 2026
Retailer 2€255 EUR
Aurelinne€272 EUR

3 data points across 2 retailers

2 retailers€255 EUR to €272 EUR

B+
Cheapest Retailer
-
€255 EUR
$285 USD
Most Expensive
B
Aurelinne
8f814759-3f4b-49e0-8f1f-2a6c358c66be · Oct 31
€272 EUR
$304 USD
View
1 more retailer has this diamond
Prices start from €255 EURSave up to €17 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+
0.45ct Round
€255 EUR