Round|Natural|GIA

3.09ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 2456631024

Certificate GIA 2456631024

Diamond specifications and retailer prices

From $14,847 USD
As of November 4, 2026
Save $5,879 USD (28%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $20,726 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 3.09ct natural round diamond

This 3.09ct natural round sits in the three to five carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2456631024. Listed at 10 retailers as of November 4, 2026, with prices from $14,847 to $20,726, a $5,879 spread on the same certified stone. NZ Jewellers lists it at $20,726. 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
M
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2456631024
Dimensions9.32 × 9.35 × 5.73 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
9.32 mm9.35 mm3.09 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2456631024
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.4%

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 4
Current: $20,726 USD|Low: $14,564 USD|High: $29,097 USD|Avg: $18,426 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$14,564 USD
Retailer 11$14,847 USD
Retailer 6$16,149 USD
Retailer 5$17,226 USD
Retailer 8$17,495 USD
Retailer 4$17,635 USD
Retailer 10$17,941 USD
Retailer 7$18,168 USD
Retailer 2$18,834 USD
NZ Jewellers$20,726 USD
Retailer 3$29,097 USD

26 data points across 11 retailers

10 retailers$14,847 USD to $20,726 USD

A
Cheapest Retailer
-
$14,847 USD
B+
Retailer 2
-
$15,815 USD
View
Retailer 3
-
$16,149 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$17,226 USD
View
B+
Retailer 5
-
$17,495 USD
View
B+
Retailer 6
-
$17,635 USD
View
B+
Retailer 7
-
$17,941 USD
View
B
Retailer 8
-
$18,168 USD
View
B
Retailer 9
-
$18,834 USD
View
Most Expensive
B
NZ Jewellers
987289b8-fbd6-4892-9cfe-8884fa1f47ee · Nov 5
$20,726 USD
View
9 more retailers have this diamond
Prices start from $14,847 USDSave up to $5,879 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
$14,847 USD