Princess|Natural|GIA

1.51ct I SI1 Princess Natural Diamond

EX • I/SI1 • GIA 6531365695

Certificate GIA 6531365695

Diamond specifications and retailer prices

From $3,461 USD
As of November 6, 2026
Save $1,669 USD (33%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,130 USD at Jared · As of November 6, 2026
View at Jared

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded I 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 6531365695. Listed at 13 retailers as of November 6, 2026, with prices from $3,461 to $5,130, a $1,669 spread on the same certified stone. Jared lists it at $5,130. 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

1.51
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle56.71°
OriginNatural
Grading LabGIA
CertificateGIA 6531365695
Dimensions6.34 × 6.22 × 4.58 mm
L/W Ratio1.02
Top View
6.34 mm6.22 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531365695
Side View
Table 75.0%CrownGirdle: ThickPavilion 56.71°Culet: NoneDepth 73.7%

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: $5,130 USD|Low: $3,414 USD|High: $5,184 USD|Avg: $4,399 USD
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$3,461 USD
Retailer 5$3,515 USD
Retailer 7$4,333 USD
Retailer 4$4,440 USD
Retailer 2$4,778 USD
Retailer 3$5,114 USD
Jared$5,130 USD

40 data points across 7 retailers

13 retailers$3,461 USD to $5,130 USD

A
Cheapest Retailer
-
$3,461 USD
A
Retailer 2
-
$3,462 USD
View
Retailer 3
-
$3,515 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$3,547 USD
View
A
Retailer 5
-
$3,700 USD
View
A
Retailer 6
-
$3,730 USD
View
B+
Retailer 7
-
$4,333 USD
View
B+
Retailer 8
-
$4,440 USD
View
B+
Retailer 9
-
$4,600 USD
View
B+
Retailer 10
-
$4,600 USD
View
B+
Retailer 11
-
$4,778 USD
View
B+
Retailer 12
-
$5,114 USD
View
Most Expensive
B+
Jared
156760452 · Nov 6
$5,130 USD
View
12 more retailers have this diamond
Prices start from $3,461 USDSave up to $1,669 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
1.51ct Princess
$3,461 USD