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Heart|Natural|GIA

4.50ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6451091756

Certificate GIA 6451091756

Diamond specifications and retailer prices

From $65,581 CAD
As of October 30, 2026
Save $43,281 CAD (40%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $108,862 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 4.5ct natural heart diamond

This 4.5ct natural heart sits in the three to five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6451091756. Listed at 8 retailers as of October 29, 2026, with prices from $65,581 to $108,862, a $43,281 spread on the same certified stone. MOH London lists it at $108,862. 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

4.50
Carat
G
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6451091756
Dimensions10.36 × 11.12 × 6.31 mm
L/W Ratio1.07
Top View
10.36 mm11.12 mm4.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6451091756
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 56.7%

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: Oct 30
Current: $108,862 CAD|Low: $65,581 CAD|High: $109,587 CAD|Avg: $79,334 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$65,581 CAD
Retailer 3$70,190 CAD
Retailer 6$73,547 CAD
Retailer 7$76,376 CAD
Retailer 5$77,790 CAD
Retailer 2$82,009 CAD
MOH London$108,862 CAD

28 data points across 7 retailers

8 retailers$65,581 CAD to $108,862 CAD

A
Cheapest Retailer
-
$65,581 CAD
A
Retailer 2
-
$70,190 CAD
£39,564 GBP
View
A
Retailer 3
-
$72,223 CAD
$51,702 USD
View
B+
Retailer 4
-
$73,547 CAD
$52,650 USD
View
B+
Retailer 5
-
$76,376 CAD
$54,675 USD
View
B+
Retailer 6
-
$77,790 CAD
$55,688 USD
View
B+
Retailer 7
-
$82,009 CAD
€55,912 EUR
View
Most Expensive
B+
MOH London
198291A77 · Oct 29
$108,862 CAD
£61,363 GBP
View
7 more retailers have this diamond
Prices start from $65,581 CADSave up to $43,281 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
4.50ct Heart
$65,581 CAD