Round|Natural|GIA

4.03ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 5221778181

Certificate GIA 5221778181

Diamond specifications and retailer prices

From €68,412 EUR
$76,731 USD
As of November 1, 2026
Save €49,486 EUR (42%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €117,898 EUR at MOH London · As of November 1, 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 5221778181. Listed at 16 retailers as of November 1, 2026, with prices from €68,412 to €117,898, a €49,486 spread on the same certified stone. MOH London lists it at €117,898. 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
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5221778181
Dimensions10.24 × 10.29 × 6.20 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
10.24 mm10.29 mm4.03 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5221778181
Side View
Table 61.0%Crown 33.5°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.4%

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: €117,898 EUR|Low: €68,412 EUR|High: €119,319 EUR|Avg: €83,673 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8€68,412 EUR
Retailer 9€69,579 EUR
Retailer 6€72,337 EUR
Retailer 5€75,077 EUR
Retailer 7€75,490 EUR
Retailer 2€79,072 EUR
Retailer 3€91,190 EUR
Retailer 4€94,602 EUR
MOH London€117,898 EUR

31 data points across 9 retailers

16 retailers€68,412 EUR to €117,898 EUR

B+
Cheapest Retailer
-
€68,412 EUR
$76,731 USD
Retailer 2
-
€69,579 EUR
A$120,061 AUD
View
Price last confirmed 35 days ago
B+
Retailer 3
-
€72,337 EUR
$81,134 USD
View
Retailer 4
-
€72,337 EUR
$81,134 USD
View
Price last confirmed 35 days ago
Retailer 5
-
€72,337 EUR
$81,134 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€75,077 EUR
£66,305 GBP
View
Retailer 7
-
€75,490 EUR
$84,670 USD
View
Price last confirmed 22 days ago
Retailer 8
-
€78,636 EUR
$88,198 USD
View
Price last confirmed 36 days ago
B+
Retailer 9
-
€79,072 EUR
£69,832 GBP
View
B+
Retailer 10
-
€80,770 EUR
$90,592 USD
View
Retailer 11
-
€81,781 EUR
$91,726 USD
View
Price last confirmed 36 days ago
Retailer 12
-
€84,927 EUR
$95,254 USD
View
Price last confirmed 45 days ago
Retailer 13
-
€84,927 EUR
$95,254 USD
View
Price last confirmed 36 days ago
B
Retailer 14
-
€91,190 EUR
View
B
Retailer 15
-
€94,602 EUR
ZAR 1,714,151 ZAR
View
Most Expensive
B
MOH London
3847F5D90 · Nov 1
€117,898 EUR
£104,122 GBP
View
15 more retailers have this diamond
Prices start from €68,412 EURSave up to €49,486 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+
4.03ct Round
€68,412 EUR