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Round|Natural|GIA

3.31ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2547617635

Certificate GIA 2547617635

Diamond specifications and retailer prices

From $31,516 AUD
As of November 6, 2026
Save $19,833 AUD (39%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $51,349 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 3.31ct natural round diamond

This 3.31ct 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 2547617635. Listed at 10 retailers as of November 4, 2026, with prices from $31,516 to $51,349, a $19,833 spread on the same certified stone. MOH London lists it at $51,349. 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

3.31
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2547617635
Dimensions9.52 × 9.57 × 5.91 mm
L/W Ratio1.01
Top View
9.52 mm9.57 mm3.31 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2547617635
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.9%

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: $51,349 AUD|Low: $31,516 AUD|High: $52,107 AUD|Avg: $38,739 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$31,516 AUD
Retailer 2$33,245 AUD
Retailer 5$34,285 AUD
Retailer 10$34,597 AUD
Retailer 6$34,821 AUD
Retailer 3$38,619 AUD
Retailer 8$38,839 AUD
Retailer 4$40,071 AUD
Retailer 7$46,703 AUD
MOH London$51,349 AUD

23 data points across 10 retailers

10 retailers$31,516 AUD to $51,349 AUD

A
Cheapest Retailer
-
$31,516 AUD
A
Retailer 2
-
$33,245 AUD
View
B+
Retailer 3
-
$34,285 AUD
View
B+
Retailer 4
-
$34,597 AUD
View
B+
Retailer 5
-
$34,821 AUD
View
B+
Retailer 6
-
$38,619 AUD
View
B+
Retailer 7
-
$38,839 AUD
View
B+
Retailer 8
-
$40,071 AUD
View
B
Retailer 9
-
$46,703 AUD
View
Most Expensive
B
MOH London
E12B9BBE2 · Nov 4
$51,349 AUD
£28,304 GBP
View
9 more retailers have this diamond
Prices start from $31,516 AUDSave up to $19,833 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
3.31ct Round
$31,516 AUD