CaratHunter
Plans
Princess|Natural|GIA

1.21ct E SI2 Princess Natural Diamond

EX • E/SI2 • GIA 6243028137

Certificate GIA 6243028137

Diamond specifications and retailer prices

From $4,315 AUD
As of November 6, 2026
4 retailers carry this diamond
Most expensive: $8,867 AUD at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6243028137. Listed at 4 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

1.21
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Pavilion angle58.97°
OriginNatural
Grading LabGIA
CertificateGIA 6243028137
Dimensions5.82 × 5.71 × 4.22 mm
L/W Ratio1.02
Key to symbols
Feather, Cloud, Crystal, Needle
Top View
5.82 mm5.71 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6243028137
Side View
Table 75.0%CrownGirdle: STK-THKPavilion 58.97°Culet: NoneDepth 73.8%

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: $4,351 AUD|Low: $3,126 AUD|High: $7,170 AUD|Avg: $4,607 AUD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 25, 2026
Retailer 5$3,126 AUD
Retailer 4$3,947 AUD
Retailer 6$4,315 AUD
Retailer 1$4,351 AUD
Retailer 2$4,815 AUD
Retailer 3$7,170 AUD

2 data points across 6 retailers

4 retailers

Retailer 1
-
$3,126 AUD
Price last confirmed 50 days ago
Retailer 2
-
$4,241 AUD
View
Price last confirmed 42 days ago
B+
Retailer 3
-
$4,315 AUD
View
Most Expensive
NZ Jewellers
50d2c4c0-f838-43e5-9250-77e14d573cc6 · Sep 25
$8,867 AUD
$6,207 USD
View
Price last confirmed 41 days ago
3 more retailers have this diamond
Prices start from $4,315 AUD

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+
1.21ct Princess
$4,315 AUD