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Round|Natural|GIA

4.01ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 2241079028

Certificate GIA 2241079028

Diamond specifications and retailer prices

From $41,284 AUD
As of November 4, 2026
Save $26,210 AUD (39%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $67,493 AUD 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 very-good cut grade and certified by GIA 2241079028. Listed at 17 retailers as of November 4, 2026, with prices from $41,284 to $67,493, a $26,210 spread on the same certified stone. MOH London lists it at $67,493. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.01
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2241079028
Dimensions9.82 × 9.91 × 6.36 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Knot, Feather, Cloud, Crystal, Needle, Indented Natural, Natural
Top View
9.82 mm9.91 mm4.01 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241079028
Side View
Table 60.0%Crown 36.5°Girdle: STK-THKPavilion 41.4°Culet: NoneDepth 64.5%

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 4
Current: $67,493 AUD|Low: $41,284 AUD|High: $70,086 AUD|Avg: $49,518 AUD|-3.4%
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
Retailer 17
November 6, 2026
Retailer 14$41,284 AUD
Retailer 11$43,319 AUD
Retailer 17$43,546 AUD
Retailer 3$44,244 AUD
Retailer 8$44,325 AUD
Retailer 12$44,715 AUD
Retailer 2$44,799 AUD
Retailer 6$45,138 AUD
Retailer 16$46,448 AUD
Retailer 4$48,899 AUD
Retailer 9$48,945 AUD
Retailer 7$50,222 AUD
Retailer 5$51,816 AUD
Retailer 13$53,242 AUD
Retailer 15$53,809 AUD
Retailer 10$53,924 AUD
MOH London$67,493 AUD

31 data points across 17 retailers

17 retailers$41,284 AUD to $67,493 AUD

A
Cheapest Retailer
-
$41,284 AUD
A
Retailer 2
-
$43,319 AUD
View
A
Retailer 3
-
$43,546 AUD
View
A
Retailer 4
-
$44,244 AUD
View
B+
Retailer 5
-
$44,325 AUD
View
A
Retailer 6
-
$44,715 AUD
View
A
Retailer 7
-
$44,799 AUD
View
A
Retailer 8
-
$45,138 AUD
View
B+
Retailer 9
-
$46,448 AUD
View
B+
Retailer 10
-
$48,899 AUD
View
Retailer 11
-
$48,945 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$50,222 AUD
View
B+
Retailer 13
-
$51,816 AUD
View
B+
Retailer 14
-
$53,242 AUD
View
B+
Retailer 15
-
$53,809 AUD
View
B+
Retailer 16
-
$53,924 AUD
View
Most Expensive
B
MOH London
D71B682C0 · Nov 4
$67,493 AUD
£37,203 GBP
View
16 more retailers have this diamond
Prices start from $41,284 AUDSave up to $26,210 AUD

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
$41,284 AUD