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3.09ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6481795676

Certificate GIA 6481795676

Diamond specifications and retailer prices

From $36,638 NZD
As of November 6, 2026
Save $23,091 NZD (39%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $59,729 NZD 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 $36,638 to $59,729, a $23,091 spread on the same certified stone. MOH London lists it at $59,729. 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: $59,729 NZD|Low: $36,638 NZD|High: $63,888 NZD|Avg: $45,975 NZD|-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$36,638 NZD
Retailer 2$38,426 NZD
Retailer 4$39,858 NZD
Retailer 6$40,481 NZD
Retailer 9$45,152 NZD
Retailer 3$46,164 NZD
Retailer 5$46,584 NZD
Retailer 8$54,324 NZD
MOH London$59,729 NZD

43 data points across 9 retailers

9 retailers$36,638 NZD to $59,729 NZD

A
Cheapest Retailer
-
$36,638 NZD
A
Retailer 2
-
$38,426 NZD
View
B+
Retailer 3
-
$39,858 NZD
View
B+
Retailer 4
-
$40,481 NZD
View
B+
Retailer 5
-
$45,152 NZD
View
B+
Retailer 6
-
$46,164 NZD
View
B+
Retailer 7
-
$46,584 NZD
View
B
Retailer 8
-
$54,324 NZD
View
Most Expensive
B
MOH London
EFD35038D · Nov 4
$59,729 NZD
£26,438 GBP
View
8 more retailers have this diamond
Prices start from $36,638 NZDSave up to $23,091 NZD

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
$36,638 NZD