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Round|Natural|GIA

0.45ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7561570321

Certificate GIA 7561570321

Diamond specifications and retailer prices

From $418 CAD
As of November 5, 2026
Save $929 CAD (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,346 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7561570321. Listed at 7 retailers as of November 4, 2026, with prices from $418 to $1,346, a $929 spread on the same certified stone. MOH London lists it at $1,346. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7561570321
Dimensions4.90 × 4.92 × 3.08 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud
Top View
4.90 mm4.92 mm0.45 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7561570321
Side View
Table 55.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $1,346 CAD|Low: $418 CAD|High: $1,355 CAD|Avg: $788 CAD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4$418 CAD
Retailer 5$573 CAD
Retailer 3$712 CAD
Retailer 6$775 CAD
Retailer 2$940 CAD
MOH London$1,346 CAD

25 data points across 6 retailers

7 retailers$418 CAD to $1,346 CAD

A
Cheapest Retailer
-
$418 CAD
A
Retailer 2
-
$573 CAD
View
A
Retailer 3
-
$608 CAD
View
A
Retailer 4
-
$712 CAD
View
B+
Retailer 5
-
$775 CAD
View
B+
Retailer 6
-
$940 CAD
View
Most Expensive
B
MOH London
B21830DFB · Nov 4
$1,346 CAD
£759 GBP
View
6 more retailers have this diamond
Prices start from $418 CADSave up to $929 CAD

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
$418 CAD