Princess|Natural|GIA

1.29ct J SI1 Princess Natural Diamond

ID • J/SI1 • GIA 2557373606

Certificate GIA 2557373606

Diamond specifications and retailer prices

From $2,189 USD
A$3,368 AUD
As of November 6, 2026
2 retailers carry this diamond
Most expensive: $2,189 USD at GemTrove
View at GemTrove

About this 1.29ct natural princess diamond

This 1.29ct natural princess sits in the one-and-a-quarter to one-and-a-half 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 2557373606. Listed at 2 retailers as of November 6, 2026. 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

1.29
Carat
J
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557373606
Dimensions6.11 × 6.06 × 4.34 mm
L/W Ratio1.01
Girdle conditionPolished
Top View
6.11 mm6.06 mm1.29 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557373606
Side View
Table 71.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 71.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,189 USD|Low: $1,587 USD|High: $4,448 USD|Avg: $2,432 USD
GemTrove
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
Retailer 16
Retailer 17
September 18, 2026
Retailer 6$1,700 USD
Retailer 17$1,715 USD
Retailer 12$1,718 USD
Retailer 11$1,869 USD
Retailer 15$1,880 USD
Retailer 10$1,989 USD
Retailer 13$2,090 USD
Retailer 2$2,149 USD
GemTrove$2,189 USD
Retailer 3$2,269 USD
Retailer 16$2,298 USD
Retailer 4$2,320 USD
Retailer 7$2,494 USD
Retailer 8$2,702 USD
Retailer 5$2,704 USD
Retailer 14$3,436 USD
Retailer 9$4,448 USD

60 data points across 17 retailers

2 retailers

Retailer 1
-
$1,715 USD
Price last confirmed 65 days ago
Most Expensive
B+
GemTrove
GT-N-00947722-98 · Nov 6
$2,189 USD
A$3,368 AUD
View
1 more retailer has this diamond

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.

B+
1.29ct Princess
$2,189 USD