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Round|Natural|GIA

4.01ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 5231974769

Certificate GIA 5231974769

Diamond specifications and retailer prices

From $50,525 AUD
As of November 5, 2026
Save $13,963 AUD (22%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $64,488 AUD at Yorxs · As of November 5, 2026
View at Yorxs

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 5231974769. Listed at 9 retailers as of November 5, 2026, with prices from $50,525 to $64,488, a $13,963 spread on the same certified stone. Yorxs lists it at $64,488. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5231974769
Dimensions10.08 × 10.14 × 6.35 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
10.08 mm10.14 mm4.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5231974769
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

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 5
Current: $58,967 AUD|Low: $50,525 AUD|High: $65,224 AUD|Avg: $57,354 AUD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Yorxs
November 6, 2026
Retailer 11$50,525 AUD
Retailer 2$50,667 AUD
Retailer 8$53,704 AUD
Retailer 4$54,510 AUD
Retailer 6$55,362 AUD
Retailer 9$55,823 AUD
Retailer 1$58,967 AUD
Retailer 7$59,204 AUD
Retailer 10$59,976 AUD
Retailer 3$60,318 AUD
Retailer 5$63,893 AUD
Yorxs$64,488 AUD

38 data points across 12 retailers

9 retailers$50,525 AUD to $64,488 AUD

B+
Cheapest Retailer
-
$50,525 AUD
B+
Retailer 2
-
$50,667 AUD
View
B+
Retailer 3
-
$54,510 AUD
View
Retailer 4
-
$57,669 AUD
View
Price last confirmed 66 days ago
B+
Retailer 5
-
$58,967 AUD
View
B+
Retailer 6
-
$60,318 AUD
View
Retailer 7
-
$62,283 AUD
View
Price last confirmed 67 days ago
B
Retailer 8
-
$63,893 AUD
View
Most Expensive
B
Yorxs
65223 · Nov 5
$64,488 AUD
€42,994 EUR
View
8 more retailers have this diamond
Prices start from $50,525 AUDSave up to $13,963 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.

B+
4.01ct Round
$50,525 AUD