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Round|Natural|GIA

4.03ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1548159950

Certificate GIA 1548159950

Diamond specifications and retailer prices

From €53,366 EUR
CA$83,132 CAD
As of November 2, 2026
Save €35,447 EUR (40%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €88,812 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 4.03ct natural round diamond

This 4.03ct natural round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1548159950. Listed at 8 retailers as of November 2, 2026, with prices from €53,366 to €88,812, a €35,447 spread on the same certified stone. MOH London lists it at €88,812. 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

4.03
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1548159950
Dimensions10.10 × 10.17 × 6.37 mm
L/W Ratio1.01
Star length45%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Pinpoints, internal graining and surface graining are not shown.
Key to symbols
Crystal, Etch Channel, Needle, Natural
Top View
10.10 mm10.17 mm4.03 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1548159950
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.8%

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 2
Current: €88,812 EUR|Low: €53,366 EUR|High: €91,790 EUR|Avg: €64,403 EUR|-2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 5€53,366 EUR
Retailer 6€54,336 EUR
Retailer 3€57,095 EUR
Retailer 4€59,237 EUR
Retailer 8€60,372 EUR
Retailer 7€62,694 EUR
Retailer 9€66,078 EUR
Retailer 2€68,823 EUR
MOH London€88,812 EUR

40 data points across 9 retailers

8 retailers€53,366 EUR to €88,812 EUR

A
Cheapest Retailer
-
€53,366 EUR
CA$83,132 CAD
A
Retailer 2
-
€54,336 EUR
$60,943 USD
View
A
Retailer 3
-
€57,095 EUR
£50,423 GBP
View
B+
Retailer 4
-
€59,237 EUR
$66,440 USD
View
B+
Retailer 5
-
€60,372 EUR
$67,714 USD
View
B+
Retailer 6
-
€62,694 EUR
$70,318 USD
View
B+
Retailer 7
-
€68,823 EUR
View
Most Expensive
B
MOH London
5D78EAF18 · Nov 2
€88,812 EUR
£78,435 GBP
View
7 more retailers have this diamond
Prices start from €53,366 EURSave up to €35,447 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.

A
4.03ct Round
€53,366 EUR