Princess|Natural|IGI

1.20ct F SI2 Princess Natural Diamond

EX • F/SI2 • IGI 628465582

Shape and cutting style on the report: Princess cut

Certificate IGI 628465582

Diamond specifications and retailer prices

From $1,629 USD
As of November 5, 2026
Save $1,502 USD (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,360 USD at NZ Jewellers · As of September 29, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 628465582. Listed at 14 retailers as of November 2, 2026, with a 92% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle54.1°
Pavilion angle39°
OriginNatural
Grading LabIGI
CertificateIGI 628465582
Dimensions5.72 × 5.71 × 4.12 mm
L/W Ratio1.00
Culet sizePointed
Top View
5.72 mm5.71 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 628465582
Side View
Table 70.0%Crown 54.1°Girdle: MediumPavilion 39°Culet: NoneDepth 71.9%

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 5
Current: $1,757 USD|Low: $1,512 USD|High: $3,169 USD|Avg: $1,943 USD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$1,531 USD
Retailer 9$1,629 USD
Retailer 7$1,650 USD
Retailer 11$1,740 USD
Retailer 8$1,750 USD
Retailer 1$1,757 USD
Retailer 6$1,788 USD
Retailer 10$1,924 USD
Retailer 2$2,050 USD
Retailer 4$2,427 USD
Retailer 5$3,131 USD

46 data points across 11 retailers

14 retailers$1,629 USD to $3,131 USD

A
Cheapest Retailer
-
$1,629 USD
A
Retailer 2
-
$1,650 USD
View
Final sale: no returns
A
Retailer 3
-
$1,740 USD
View
A
Retailer 4
-
$1,750 USD
View
A
Retailer 5
-
$1,757 USD
View
Retailer 6
-
$1,788 USD
View
Price last confirmed 29 days ago
Retailer 7
-
$1,788 USD
View
Price last confirmed 12 days ago
Retailer 8
-
$1,788 USD
View
Price last confirmed 38 days ago
Retailer 9
-
$1,870 USD
View
Price last confirmed 38 days ago
A
Retailer 10
-
$1,924 USD
View
Retailer 11
-
$2,063 USD
View
Price last confirmed 38 days ago
B+
Retailer 12
-
$2,427 USD
View
B+
Retailer 13
-
$3,131 USD
View
Most Expensive
NZ Jewellers
0c7c20e3-d551-4e65-96c6-aec9cbd06527 · Sep 29
$4,360 USD
View
Price last confirmed 38 days ago
13 more retailers have this diamond
Prices start from $1,629 USDSave up to $1,502 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
$1,629 USD