Round|Natural|GIA

3.09ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6481795676

Certificate GIA 6481795676

Diamond specifications and retailer prices

From $20,596 USD
As of November 6, 2026
Save $12,980 USD (39%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $33,576 USD 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 $20,596 to $33,576, a $12,980 spread on the same certified stone. MOH London lists it at $33,576. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $33,576 USD|Low: $20,596 USD|High: $35,914 USD|Avg: $25,845 USD|-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$20,596 USD
Retailer 2$21,601 USD
Retailer 4$22,406 USD
Retailer 6$22,756 USD
Retailer 9$25,382 USD
Retailer 3$25,951 USD
Retailer 5$26,187 USD
Retailer 8$30,538 USD
MOH London$33,576 USD

43 data points across 9 retailers

9 retailers$20,596 USD to $33,576 USD

A
Cheapest Retailer
-
$20,596 USD
A
Retailer 2
-
$21,601 USD
View
B+
Retailer 3
-
$22,406 USD
View
B+
Retailer 4
-
$22,756 USD
View
B+
Retailer 5
-
$25,382 USD
View
B+
Retailer 6
-
$25,951 USD
View
B+
Retailer 7
-
$26,187 USD
View
B
Retailer 8
-
$30,538 USD
View
Most Expensive
B
MOH London
EFD35038D · Nov 4
$33,576 USD
£26,438 GBP
View
8 more retailers have this diamond
Prices start from $20,596 USDSave up to $12,980 USD

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
$20,596 USD