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Round|Natural|GIA

3.09ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6481795676

Certificate GIA 6481795676

Diamond specifications and retailer prices

From $29,421 AUD
As of November 6, 2026
Save $18,542 AUD (39%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $47,964 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 3.09ct natural round diamond

This 3.09ct 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 6481795676. Listed at 9 retailers as of November 4, 2026, with prices from $29,421 to $47,964, a $18,542 spread on the same certified stone. MOH London lists it at $47,964. 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

3.09
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6481795676
Dimensions9.30 × 9.26 × 5.77 mm
L/W Ratio1.00
Top View
9.30 mm9.26 mm3.09 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6481795676
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

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: $47,964 AUD|Low: $29,421 AUD|High: $51,304 AUD|Avg: $36,919 AUD|-5.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$29,421 AUD
Retailer 2$30,857 AUD
Retailer 4$32,007 AUD
Retailer 6$32,507 AUD
Retailer 9$36,258 AUD
Retailer 3$37,071 AUD
Retailer 5$37,408 AUD
Retailer 8$43,624 AUD
MOH London$47,964 AUD

43 data points across 9 retailers

9 retailers$29,421 AUD to $47,964 AUD

A
Cheapest Retailer
-
$29,421 AUD
A
Retailer 2
-
$30,857 AUD
View
B+
Retailer 3
-
$32,007 AUD
View
B+
Retailer 4
-
$32,507 AUD
View
B+
Retailer 5
-
$36,258 AUD
View
B+
Retailer 6
-
$37,071 AUD
View
B+
Retailer 7
-
$37,408 AUD
View
B
Retailer 8
-
$43,624 AUD
View
Most Expensive
B
MOH London
EFD35038D · Nov 4
$47,964 AUD
£26,438 GBP
View
8 more retailers have this diamond
Prices start from $29,421 AUDSave up to $18,542 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
3.09ct Round
$29,421 AUD