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Round|Natural|GIA

5.03ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6565258507

Certificate GIA 6565258507

Diamond specifications and retailer prices

From $126,986 CAD
£71,579 GBP
As of October 28, 2026
Save $73,886 CAD (37%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $200,872 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 5.03ct natural round diamond

This 5.03ct natural round sits in the over five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565258507. Listed at 11 retailers as of October 26, 2026, with prices from $126,986 to $200,872, a $73,886 spread on the same certified stone. MOH London lists it at $200,872. 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

5.03
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6565258507
Dimensions11.09 × 11.04 × 6.67 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle, Etch Channel, Indented Natural, Cavity, Natural
Top View
11.09 mm11.04 mm5.03 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565258507
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.3%

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 28
Current: $200,872 CAD|Low: $121,647 CAD|High: $352,934 CAD|Avg: $172,140 CAD|-43.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 28, 2026
Retailer 11$121,647 CAD
Retailer 6$122,808 CAD
Retailer 5$126,986 CAD
Retailer 8$128,485 CAD
Retailer 4$136,302 CAD
Retailer 3$141,780 CAD
Retailer 7$147,689 CAD
Retailer 10$153,596 CAD
Retailer 2$155,607 CAD
Retailer 9$158,015 CAD
MOH London$200,872 CAD

27 data points across 11 retailers

11 retailers$126,986 CAD to $200,872 CAD

Retailer 1
-
$121,647 CAD
SGD 117,680 SGD
Price last confirmed 22 days ago
Retailer 2
-
$122,808 CAD
$87,915 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$126,986 CAD
£71,579 GBP
View
A
Retailer 4
-
$128,485 CAD
$91,979 USD
View
A
Retailer 5
-
$136,302 CAD
£76,830 GBP
View
B+
Retailer 6
-
$141,780 CAD
$101,496 USD
View
B+
Retailer 7
-
$147,689 CAD
$105,726 USD
View
B+
Retailer 8
-
$153,596 CAD
$109,955 USD
View
B+
Retailer 9
-
$155,607 CAD
€106,090 EUR
View
B+
Retailer 10
-
$158,015 CAD
$113,119 USD
View
Most Expensive
B
MOH London
99CBE4FA0 · Oct 26
$200,872 CAD
£113,227 GBP
View
10 more retailers have this diamond
Prices start from $126,986 CADSave up to $73,886 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
5.03ct Round
$126,986 CAD