Round|Natural|GIA

4.01ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6545636987

Certificate GIA 6545636987

Diamond specifications and retailer prices

From €48,223 EUR
CA$74,826 CAD
As of October 30, 2026
Save €31,361 EUR (39%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €79,584 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 4.01ct natural round diamond

This 4.01ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545636987. Listed at 15 retailers as of October 30, 2026, with prices from €48,223 to €79,584, a €31,361 spread on the same certified stone. MOH London lists it at €79,584. 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

4.01
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6545636987
Dimensions10.04 × 10.10 × 6.30 mm
L/W Ratio1.01
Top View
10.04 mm10.10 mm4.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545636987
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

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: Oct 30
Current: €79,584 EUR|Low: €48,223 EUR|High: €81,858 EUR|Avg: €57,456 EUR|-1.7%
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
November 2, 2026
Retailer 9€48,223 EUR
Retailer 11€48,946 EUR
Retailer 10€49,920 EUR
Retailer 12€51,183 EUR
Retailer 2€51,513 EUR
Retailer 8€53,081 EUR
Retailer 3€53,329 EUR
Retailer 14€53,329 EUR
Retailer 4€54,080 EUR
Retailer 5€55,111 EUR
Retailer 13€56,160 EUR
Retailer 6€58,138 EUR
Retailer 7€60,302 EUR
MOH London€79,584 EUR

38 data points across 14 retailers

15 retailers€48,223 EUR to €79,584 EUR

B+
Cheapest Retailer
-
€48,223 EUR
CA$74,826 CAD
B+
Retailer 2
-
€48,946 EUR
$54,683 USD
View
B+
Retailer 3
-
€49,920 EUR
$55,771 USD
View
B+
Retailer 4
-
€51,183 EUR
$57,182 USD
View
B+
Retailer 5
-
€51,513 EUR
£45,316 GBP
View
B+
Retailer 6
-
€53,081 EUR
$59,302 USD
View
B+
Retailer 7
-
€53,329 EUR
$59,580 USD
View
B+
Retailer 8
-
€53,329 EUR
$59,580 USD
View
B+
Retailer 9
-
€54,080 EUR
$60,419 USD
View
B
Retailer 10
-
€55,111 EUR
$61,570 USD
View
B
Retailer 11
-
€56,160 EUR
$62,742 USD
View
B
Retailer 12
-
€56,173 EUR
CA$87,163 CAD
View
B
Retailer 13
-
€58,138 EUR
$64,952 USD
View
B+
Retailer 14
-
€60,302 EUR
View
Most Expensive
B
MOH London
8D995BCB7 · Nov 1
€79,584 EUR
£70,009 GBP
View
14 more retailers have this diamond
Prices start from €48,223 EURSave up to €31,361 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+
4.01ct Round
€48,223 EUR