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Round|Natural|GIA

3.13ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6372649124

Certificate GIA 6372649124

Diamond specifications and retailer prices

From $36,777 AUD
As of November 1, 2026
Save $29,091 AUD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $65,868 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 3.13ct natural round diamond

This 3.13ct 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 6372649124. Listed at 8 retailers as of November 1, 2026, with prices from $36,777 to $65,868, a $29,091 spread on the same certified stone. MOH London lists it at $65,868. 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

3.13
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6372649124
Dimensions9.43 × 9.37 × 5.78 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
9.43 mm9.37 mm3.13 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6372649124
Side View
Table 56.0%Crown 33°Girdle: ThickPavilion 41°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $65,868 AUD|Low: $36,777 AUD|High: $66,840 AUD|Avg: $46,107 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 6$36,777 AUD
Retailer 5$37,955 AUD
Retailer 2$42,299 AUD
Retailer 4$42,641 AUD
Retailer 7$42,641 AUD
Retailer 3$54,820 AUD
MOH London$65,868 AUD

41 data points across 7 retailers

8 retailers$36,777 AUD to $65,868 AUD

B+
Cheapest Retailer
-
$36,777 AUD
B+
Retailer 2
-
$37,955 AUD
View
B+
Retailer 3
-
$42,299 AUD
View
Retailer 4
-
$42,641 AUD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$42,641 AUD
View
Retailer 6
-
$44,051 AUD
View
Price last confirmed 20 days ago
B
Retailer 7
-
$54,820 AUD
View
Most Expensive
B
MOH London
2292C75EC · Nov 4
$65,868 AUD
£36,307 GBP
View
7 more retailers have this diamond
Prices start from $36,777 AUDSave up to $29,091 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+
3.13ct Round
$36,777 AUD