Princess|Natural|GIA

1.50ct H SI1 Princess Natural Diamond

ID • H/SI1 • GIA 2554986553

Certificate GIA 2554986553

Diamond specifications and retailer prices

From $3,667 USD
As of November 6, 2026
Save $2,003 USD (35%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,670 USD at Jared · As of November 4, 2026
View at Jared

About this 1.5ct natural princess diamond

This 1.5ct natural princess sits in the one-and-a-half to two carat band, graded H 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 2554986553. Listed at 9 retailers as of November 4, 2026, with prices from $3,667 to $5,670, a $2,003 spread on the same certified stone. Jared lists it at $5,670. 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

1.50
Carat
H
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554986553
Dimensions6.14 × 6.12 × 4.56 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.14 mm6.12 mm1.50 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554986553
Side View
Table 73.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 74.5%

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: $5,670 USD|Low: $3,667 USD|High: $5,670 USD|Avg: $4,661 USD
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$3,667 USD
Retailer 8$4,437 USD
Retailer 3$4,655 USD
Retailer 7$4,738 USD
Retailer 6$4,773 USD
Retailer 9$4,893 USD
Retailer 4$5,070 USD
Retailer 5$5,070 USD
Jared$5,670 USD

45 data points across 9 retailers

9 retailers$3,667 USD to $5,670 USD

A
Cheapest Retailer
-
$3,667 USD
B+
Retailer 2
-
$4,437 USD
View
A
Retailer 3
-
$4,655 USD
View
B+
Retailer 4
-
$4,738 USD
View
B+
Retailer 5
-
$4,773 USD
View
B+
Retailer 6
-
$4,893 USD
View
B+
Retailer 7
-
$5,070 USD
View
B+
Retailer 8
-
$5,070 USD
View
Most Expensive
B+
Jared
160173305 · Nov 4
$5,670 USD
View
8 more retailers have this diamond
Prices start from $3,667 USDSave up to $2,003 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
1.50ct Princess
$3,667 USD