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Round|Natural|GIA

5.03ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1226153136

Certificate GIA 1226153136

Diamond specifications and retailer prices

From €79,374 EUR
$88,677 USD
As of November 1, 2026
Save €57,417 EUR (42%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €136,791 EUR at MOH London · As of November 1, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1226153136. Listed at 15 retailers as of November 1, 2026, with prices from €79,374 to €136,791, a €57,417 spread on the same certified stone. MOH London lists it at €136,791. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1226153136
Dimensions11.10 × 11.02 × 6.63 mm
L/W Ratio1.01
Culet sizeNone
Top View
11.10 mm11.02 mm5.03 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1226153136
Side View
Table 61.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 59.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €136,791 EUR|Low: €79,374 EUR|High: €138,439 EUR|Avg: €93,884 EUR|-0.1%
MOH London
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
November 2, 2026
Retailer 13€79,374 EUR
Retailer 3€80,288 EUR
Retailer 10€82,945 EUR
Retailer 9€87,124 EUR
Retailer 16€87,587 EUR
Retailer 5€90,073 EUR
Retailer 6€90,073 EUR
Retailer 4€91,237 EUR
Retailer 12€91,237 EUR
Retailer 7€93,071 EUR
Retailer 15€94,887 EUR
Retailer 11€97,478 EUR
Retailer 8€98,433 EUR
Retailer 14€98,536 EUR
Retailer 2€102,764 EUR
MOH London€136,791 EUR

37 data points across 16 retailers

15 retailers€79,374 EUR to €136,791 EUR

B+
Cheapest Retailer
-
€79,374 EUR
$88,677 USD
B+
Retailer 2
-
€80,288 EUR
$89,698 USD
View
Final sale: no returns
B+
Retailer 3
-
€82,945 EUR
$92,667 USD
View
B+
Retailer 4
-
€87,124 EUR
£76,642 GBP
View
Retailer 5
-
€87,587 EUR
$97,853 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€90,073 EUR
$100,630 USD
View
B+
Retailer 7
-
€90,073 EUR
$100,630 USD
View
B+
Retailer 8
-
€91,237 EUR
$101,930 USD
View
B+
Retailer 9
-
€91,237 EUR
$101,930 USD
View
B
Retailer 10
-
€93,071 EUR
$103,980 USD
View
B
Retailer 11
-
€94,887 EUR
$106,008 USD
View
B
Retailer 12
-
€97,478 EUR
$108,903 USD
View
B
Retailer 13
-
€98,536 EUR
$110,085 USD
View
B
Retailer 14
-
€102,764 EUR
View
Most Expensive
B
MOH London
BA024475C · Nov 1
€136,791 EUR
£120,334 GBP
View
14 more retailers have this diamond
Prices start from €79,374 EURSave up to €57,417 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.

B+
5.03ct Round
€79,374 EUR