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Round|Natural|GIA

2.09ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1246052812

Certificate GIA 1246052812

Diamond specifications and retailer prices

From $11,885 NZD
As of November 4, 2026
Save $15,560 NZD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $27,445 NZD 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 $11,885 to $27,445, a $15,560 spread on the same certified stone. NZ Jewellers lists it at $27,445. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $27,445 NZD|Low: $11,499 NZD|High: $27,445 NZD|Avg: $15,710 NZD|+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$11,885 NZD
Retailer 17$12,034 NZD
Retailer 18$12,305 NZD
Retailer 16$13,052 NZD
Retailer 5$13,089 NZD
Retailer 11$13,310 NZD
Retailer 6$13,324 NZD
Retailer 3$13,680 NZD
Retailer 8$13,722 NZD
Retailer 19$13,975 NZD
Retailer 13$14,075 NZD
Retailer 2$15,702 NZD
Retailer 4$15,734 NZD
Retailer 9$16,377 NZD
Retailer 7$17,092 NZD
Retailer 10$17,125 NZD
Retailer 12$18,840 NZD
Retailer 14$22,805 NZD
NZ Jewellers$27,445 NZD

21 data points across 19 retailers

17 retailers$11,885 NZD to $27,445 NZD

A
Cheapest Retailer
-
$11,885 NZD
A
Retailer 2
-
$12,034 NZD
View
A
Retailer 3
-
$12,305 NZD
View
A
Retailer 4
-
$13,052 NZD
View
A
Retailer 5
-
$13,089 NZD
View
Retailer 6
-
$13,310 NZD
View
Price last confirmed 26 days ago
A
Retailer 7
-
$13,324 NZD
View
A
Retailer 8
-
$13,680 NZD
View
A
Retailer 9
-
$13,722 NZD
View
Final sale: no returns
A
Retailer 10
-
$13,975 NZD
View
A
Retailer 11
-
$14,075 NZD
View
B+
Retailer 12
-
$15,702 NZD
View
B+
Retailer 13
-
$15,734 NZD
View
B+
Retailer 14
-
$17,092 NZD
View
B+
Retailer 15
-
$18,840 NZD
View
B
Retailer 16
-
$22,805 NZD
View
Most Expensive
B
NZ Jewellers
2f486ea0-938c-4e0e-9dfe-cd86bcc1a980 · Nov 5
$27,445 NZD
$15,428 USD
View
16 more retailers have this diamond
Prices start from $11,885 NZDSave up to $15,560 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
2.09ct Round
$11,885 NZD