Round|Natural|GIA

2.09ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1246052812

Certificate GIA 1246052812

Diamond specifications and retailer prices

From $6,681 USD
As of November 4, 2026
Save $8,747 USD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $15,428 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.09ct natural round diamond

This 2.09ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1246052812. Listed at 17 retailers as of November 4, 2026, with prices from $6,681 to $15,428, a $8,747 spread on the same certified stone. NZ Jewellers lists it at $15,428. 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

2.09
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1246052812
Dimensions8.15 × 8.18 × 4.98 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
8.15 mm8.18 mm2.09 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1246052812
Side View
Table 60.0%Crown 35°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 61.0%

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: $15,428 USD|Low: $6,464 USD|High: $15,428 USD|Avg: $8,831 USD|+2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 15$6,681 USD
Retailer 17$6,765 USD
Retailer 18$6,917 USD
Retailer 16$7,337 USD
Retailer 5$7,358 USD
Retailer 11$7,482 USD
Retailer 6$7,490 USD
Retailer 3$7,690 USD
Retailer 8$7,714 USD
Retailer 19$7,856 USD
Retailer 13$7,912 USD
Retailer 2$8,827 USD
Retailer 4$8,845 USD
Retailer 9$9,206 USD
Retailer 7$9,608 USD
Retailer 10$9,627 USD
Retailer 12$10,591 USD
Retailer 14$12,820 USD
NZ Jewellers$15,428 USD

21 data points across 19 retailers

17 retailers$6,681 USD to $15,428 USD

A
Cheapest Retailer
-
$6,681 USD
A
Retailer 2
-
$6,765 USD
View
A
Retailer 3
-
$6,917 USD
View
A
Retailer 4
-
$7,337 USD
View
A
Retailer 5
-
$7,358 USD
View
Retailer 6
-
$7,482 USD
View
Price last confirmed 26 days ago
A
Retailer 7
-
$7,490 USD
View
A
Retailer 8
-
$7,690 USD
View
A
Retailer 9
-
$7,714 USD
View
Final sale: no returns
A
Retailer 10
-
$7,856 USD
View
A
Retailer 11
-
$7,912 USD
View
B+
Retailer 12
-
$8,827 USD
View
B+
Retailer 13
-
$8,845 USD
View
B+
Retailer 14
-
$9,608 USD
View
B+
Retailer 15
-
$10,591 USD
View
B
Retailer 16
-
$12,820 USD
View
Most Expensive
B
NZ Jewellers
2f486ea0-938c-4e0e-9dfe-cd86bcc1a980 · Nov 5
$15,428 USD
View
16 more retailers have this diamond
Prices start from $6,681 USDSave up to $8,747 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
2.09ct Round
$6,681 USD