Princess|Natural|GIA

1.20ct K SI1 Princess Natural Diamond

EX • K/SI1 • GIA 2456418545

Certificate GIA 2456418545

Diamond specifications and retailer prices

From $1,375 USD
As of November 6, 2026
Save $3,124 USD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,499 USD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.2ct natural princess diamond

This 1.2ct natural princess sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2456418545. Listed at 15 retailers as of November 2, 2026, with prices from $1,375 to $4,499, a $3,124 spread on the same certified stone. NZ Jewellers lists it at $4,499. 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

1.20
Carat
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2456418545
Dimensions5.50 × 5.42 × 4.52 mm
L/W Ratio1.01
Top View
5.50 mm5.42 mm1.20 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2456418545
Side View
Table 69.0%CrownGirdle: ThickPavilionCulet: NoneDepth 83.3%

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: $4,499 USD|Low: $1,375 USD|High: $4,499 USD|Avg: $2,219 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$1,375 USD
Retailer 4$1,795 USD
Retailer 7$1,844 USD
Retailer 10$1,844 USD
Retailer 9$1,930 USD
Retailer 3$2,002 USD
Retailer 8$2,128 USD
Retailer 6$2,245 USD
Retailer 5$2,509 USD
NZ Jewellers$4,499 USD

31 data points across 10 retailers

15 retailers$1,375 USD to $4,499 USD

A
Cheapest Retailer
-
$1,375 USD
B+
Retailer 2
-
$1,680 USD
View
B+
Retailer 3
-
$1,710 USD
View
B+
Retailer 4
-
$1,765 USD
View
B+
Retailer 5
-
$1,795 USD
View
Retailer 6
-
$1,844 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$1,844 USD
View
B+
Retailer 8
-
$1,900 USD
View
B+
Retailer 9
-
$1,930 USD
View
B+
Retailer 10
-
$2,002 USD
View
B
Retailer 11
-
$2,128 USD
View
Retailer 12
-
$2,128 USD
View
Price last confirmed 16 days ago
Retailer 13
-
$2,245 USD
View
Price last confirmed 11 days ago
B
Retailer 14
-
$2,509 USD
View
Most Expensive
C
NZ Jewellers
a9769b45-48c6-4102-b21c-1b48ed182b8c · Nov 2
$4,499 USD
View
14 more retailers have this diamond
Prices start from $1,375 USDSave up to $3,124 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
1.20ct Princess
$1,375 USD