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Princess|Natural|GIA

1.20ct J SI1 Princess Natural Diamond

ID • J/SI1 • GIA 7551051141

Certificate GIA 7551051141

Diamond specifications and retailer prices

From $1,498 USD
HK$11,700 HKD
As of October 31, 2026
Save $1,994 USD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,491 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.2ct natural princess diamond

This 1.2ct natural princess sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551051141. Listed at 14 retailers as of October 31, 2026, with prices from $1,498 to $3,491, a $1,994 spread on the same certified stone. MOH London lists it at $3,491. 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
J
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551051141
Dimensions5.81 × 5.77 × 4.02 mm
L/W Ratio1.01
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Pinpoint
Top View
5.81 mm5.77 mm1.20 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551051141
Side View
Table 70.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.6%

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: Oct 31
Current: $3,491 USD|Low: $1,485 USD|High: $3,510 USD|Avg: $2,097 USD|-0.1%
MOH London
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
November 1, 2026
Retailer 10$1,498 USD
Retailer 9$1,584 USD
Retailer 15$1,838 USD
Retailer 11$1,920 USD
Retailer 14$1,922 USD
Retailer 6$2,031 USD
Retailer 7$2,031 USD
Retailer 5$2,072 USD
Retailer 3$2,077 USD
Retailer 4$2,080 USD
Retailer 2$2,111 USD
Retailer 8$2,186 USD
Retailer 12$2,450 USD
Retailer 13$2,722 USD
MOH London$3,491 USD

8 data points across 15 retailers

14 retailers$1,498 USD to $3,491 USD

A
Cheapest Retailer
-
$1,498 USD
HK$11,700 HKD
A
Retailer 2
-
$1,584 USD
₹150,832 INR
View
B+
Retailer 3
-
$1,838 USD
View
Final sale: no returns
B+
Retailer 4
-
$1,920 USD
View
B+
Retailer 5
-
$1,922 USD
View
B+
Retailer 6
-
$2,072 USD
A$3,188 AUD
View
B+
Retailer 7
-
$2,077 USD
SGD 2,807 SGD
View
B+
Retailer 8
-
$2,080 USD
View
B
Retailer 9
-
$2,111 USD
View
B
Retailer 10
-
$2,186 USD
£1,721 GBP
View
Retailer 11
-
$2,344 USD
View
Price last confirmed 46 days ago
B
Retailer 12
-
$2,450 USD
ZAR 39,572 ZAR
View
B
Retailer 13
-
$2,722 USD
€2,592 EUR
View
Most Expensive
B
MOH London
82AF01F73 · Nov 1
$3,491 USD
£2,749 GBP
View
13 more retailers have this diamond
Prices start from $1,498 USDSave up to $1,994 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
$1,498 USD