Princess|Natural|GIA

1.21ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 2245097251

Certificate GIA 2245097251

Diamond specifications and retailer prices

From $4,803 NZD
$2,707 USD
As of October 31, 2026
Save $4,329 NZD (47%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,132 NZD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245097251. Listed at 15 retailers as of October 30, 2026, with prices from $4,803 to $9,132, a $4,329 spread on the same certified stone. Helzberg Diamonds lists it at $9,132. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle25.79°
Pavilion angle39.27°
OriginNatural
Grading LabGIA
CertificateGIA 2245097251
Dimensions5.84 × 5.80 × 4.22 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.84 mm5.80 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2245097251
Side View
Table 72.0%Crown 25.79°Girdle: MED-STKPavilion 39.27°Culet: NDepth 72.8%

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: Oct 31
Current: $9,132 NZD|Low: $4,803 NZD|High: $9,132 NZD|Avg: $6,385 NZD
Helzberg Diamonds
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
October 31, 2026
Retailer 12$4,803 NZD
Retailer 10$5,032 NZD
Retailer 6$5,177 NZD
Retailer 11$5,192 NZD
Retailer 9$5,261 NZD
Retailer 7$5,617 NZD
Retailer 5$5,785 NZD
Retailer 14$6,182 NZD
Retailer 4$6,340 NZD
Retailer 8$6,426 NZD
Retailer 2$7,496 NZD
Retailer 13$8,100 NZD
Retailer 3$8,733 NZD
Helzberg Diamonds$9,132 NZD

15 data points across 14 retailers

15 retailers$4,803 NZD to $9,132 NZD

B+
Cheapest Retailer
-
$4,803 NZD
$2,707 USD
B+
Retailer 2
-
$4,893 NZD
SGD 3,727 SGD
View
B+
Retailer 3
-
$5,032 NZD
$2,836 USD
View
B+
Retailer 4
-
$5,177 NZD
$2,918 USD
View
B+
Retailer 5
-
$5,192 NZD
$2,926 USD
View
B+
Retailer 6
-
$5,261 NZD
$2,965 USD
View
B+
Retailer 7
-
$5,617 NZD
£2,493 GBP
View
B+
Retailer 8
-
$5,785 NZD
SGD 4,406 SGD
View
B+
Retailer 9
-
$6,182 NZD
$3,484 USD
View
B+
Retailer 10
-
$6,340 NZD
$3,573 USD
View
B+
Retailer 11
-
$6,426 NZD
€3,449 EUR
View
B
Retailer 12
-
$7,496 NZD
$4,225 USD
View
B
Retailer 13
-
$8,100 NZD
$4,565 USD
View
B
Retailer 14
-
$8,733 NZD
$4,922 USD
View
Most Expensive
B
Helzberg Diamonds
XZRIIKLGPNILH · Oct 30
$9,132 NZD
$5,147 USD
View
14 more retailers have this diamond
Prices start from $4,803 NZDSave up to $4,329 NZD

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
$4,803 NZD