Princess|Natural|GIA

1.00ct K SI1 Princess Natural Diamond

EX • K/SI1 • GIA 6552378834

Certificate GIA 6552378834

Diamond specifications and retailer prices

From $1,036 USD
As of November 4, 2026
Save $406 USD (28%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,442 USD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural princess diamond

This 1ct natural princess sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552378834. Listed at 7 retailers as of November 4, 2026, with prices from $1,036 to $1,442, a $406 spread on the same certified stone. GemTrove lists it at $1,442. 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

1.00
Carat
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552378834
Dimensions5.54 × 5.51 × 3.98 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Cavity, Needle
Top View
5.54 mm5.51 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552378834
Side View
Table 71.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 72.2%

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 4
Current: $1,442 USD|Low: $940 USD|High: $1,442 USD|Avg: $1,189 USD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$1,036 USD
Retailer 4$1,038 USD
Retailer 3$1,080 USD
Retailer 2$1,137 USD
Retailer 6$1,172 USD
Retailer 5$1,269 USD
GemTrove$1,442 USD

42 data points across 7 retailers

7 retailers$1,036 USD to $1,442 USD

A
Cheapest Retailer
-
$1,036 USD
A
Retailer 2
-
$1,038 USD
View
Final sale: no returns
A
Retailer 3
-
$1,080 USD
View
A
Retailer 4
-
$1,137 USD
View
A
Retailer 5
-
$1,172 USD
View
A
Retailer 6
-
$1,269 USD
View
Most Expensive
B+
GemTrove
GT-N-01306395-98 · Nov 6
$1,442 USD
A$2,218 AUD
View
6 more retailers have this diamond
Prices start from $1,036 USDSave up to $406 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
1.00ct Princess
$1,036 USD