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0.45ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6502223906

Certificate GIA 6502223906

Diamond specifications and retailer prices

From €375 EUR
As of November 6, 2026
Save €1,176 EUR (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,551 EUR at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6502223906. Listed at 19 retailers as of November 4, 2026, with prices from €375 to €1,551, a €1,176 spread on the same certified stone. NZ Jewellers lists it at €1,551. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6502223906
Dimensions4.89 × 4.92 × 3.08 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
4.89 mm4.92 mm0.45 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6502223906
Side View
Table 56.0%Crown 36°Girdle: MED-MEDPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,551 EUR|Low: €362 EUR|High: €1,567 EUR|Avg: €645 EUR|+4.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 2€375 EUR
Retailer 9€433 EUR
Retailer 17€457 EUR
Retailer 15€494 EUR
Retailer 12€500 EUR
Retailer 3€503 EUR
Retailer 4€533 EUR
Retailer 7€538 EUR
Retailer 6€571 EUR
Retailer 13€610 EUR
Retailer 11€612 EUR
Retailer 8€619 EUR
Retailer 14€668 EUR
Retailer 10€690 EUR
Retailer 16€766 EUR
Retailer 5€1,140 EUR
NZ Jewellers€1,551 EUR

24 data points across 17 retailers

19 retailers€375 EUR to €1,551 EUR

A
Cheapest Retailer
-
€375 EUR
A
Retailer 2
-
€433 EUR
View
A
Retailer 3
-
€457 EUR
View
Final sale: no returns
A
Retailer 4
-
€494 EUR
View
A
Retailer 5
-
€500 EUR
View
A
Retailer 6
-
€503 EUR
View
A
Retailer 7
-
€533 EUR
View
Retailer 8
-
€538 EUR
View
Price last confirmed 8 days ago
A
Retailer 9
-
€571 EUR
View
B+
Retailer 10
-
€610 EUR
View
B+
Retailer 11
-
€612 EUR
View
A
Retailer 12
-
€619 EUR
View
B+
Retailer 13
-
€668 EUR
View
B+
Retailer 14
-
€690 EUR
View
Retailer 15
-
€751 EUR
View
Price last confirmed 33 days ago
B+
Retailer 16
-
€766 EUR
View
B
Retailer 17
-
€1,140 EUR
View
B
Retailer 18
-
€1,169 EUR
View
Most Expensive
B
NZ Jewellers
83de6d51-aecb-469d-86d7-d4206abe0ea4 · Nov 4
€1,551 EUR
$1,741 USD
View
18 more retailers have this diamond
Prices start from €375 EURSave up to €1,176 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
€375 EUR