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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 $90,905 USD
£71,579 GBP
As of October 28, 2026
Save $52,893 USD (37%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $143,798 USD 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 $90,905 to $143,798, a $52,893 spread on the same certified stone. MOH London lists it at $143,798. 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: $143,798 USD|Low: $87,083 USD|High: $252,655 USD|Avg: $123,230 USD|-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$87,083 USD
Retailer 6$87,915 USD
Retailer 5$90,905 USD
Retailer 8$91,979 USD
Retailer 4$97,575 USD
Retailer 3$101,496 USD
Retailer 7$105,726 USD
Retailer 10$109,955 USD
Retailer 2$111,395 USD
Retailer 9$113,119 USD
MOH London$143,798 USD

27 data points across 11 retailers

11 retailers$90,905 USD to $143,798 USD

Retailer 1
-
$87,083 USD
SGD 117,680 SGD
Price last confirmed 21 days ago
Retailer 2
-
$87,915 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$90,905 USD
£71,579 GBP
View
A
Retailer 4
-
$91,979 USD
View
A
Retailer 5
-
$97,575 USD
£76,830 GBP
View
B+
Retailer 6
-
$101,496 USD
View
B+
Retailer 7
-
$105,726 USD
View
B+
Retailer 8
-
$109,955 USD
View
B+
Retailer 9
-
$111,395 USD
€106,090 EUR
View
B+
Retailer 10
-
$113,119 USD
View
Most Expensive
B
MOH London
99CBE4FA0 · Oct 26
$143,798 USD
£113,227 GBP
View
10 more retailers have this diamond
Prices start from $90,905 USDSave up to $52,893 USD

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
$90,905 USD