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Round|Natural|GIA

4.01ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6561077969

Certificate GIA 6561077969

Diamond specifications and retailer prices

From $46,457 CAD
As of November 6, 2026
Save $26,662 CAD (36%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $73,118 CAD at MOH London · As of November 4, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561077969. Listed at 11 retailers as of November 4, 2026, with prices from $46,457 to $73,118, a $26,662 spread on the same certified stone. MOH London lists it at $73,118. 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
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6561077969
Dimensions10.02 × 10.06 × 6.34 mm
L/W Ratio1.00
Star length55%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Indented Natural, Needle, Knot
Top View
10.02 mm10.06 mm4.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561077969
Side View
Table 57.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 63.2%

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 6
Current: $73,118 CAD|Low: $46,457 CAD|High: $74,198 CAD|Avg: $55,438 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$46,457 CAD
Retailer 2$48,532 CAD
Retailer 9$48,899 CAD
Retailer 6$50,278 CAD
Retailer 3$51,817 CAD
Retailer 8$52,486 CAD
Retailer 11$53,976 CAD
Retailer 10$56,135 CAD
Retailer 7$58,294 CAD
Retailer 4$58,420 CAD
MOH London$73,118 CAD

29 data points across 11 retailers

11 retailers$46,457 CAD to $73,118 CAD

A
Cheapest Retailer
-
$46,457 CAD
A
Retailer 2
-
$48,532 CAD
View
B+
Retailer 3
-
$48,899 CAD
View
A
Retailer 4
-
$50,278 CAD
View
Retailer 5
-
$51,817 CAD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$52,486 CAD
View
B+
Retailer 7
-
$53,976 CAD
View
B+
Retailer 8
-
$56,135 CAD
View
B+
Retailer 9
-
$58,294 CAD
View
B+
Retailer 10
-
$58,420 CAD
View
Most Expensive
B
MOH London
EB686C502 · Nov 4
$73,118 CAD
£41,224 GBP
View
10 more retailers have this diamond
Prices start from $46,457 CADSave up to $26,662 CAD

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
4.01ct Round
$46,457 CAD