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Princess|Natural|GIA

1.21ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 2245097251

Certificate GIA 2245097251

Diamond specifications and retailer prices

From $3,470 SGD
$2,707 USD
As of October 28, 2026
Save $3,127 SGD (47%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,597 SGD 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 28, 2026, with prices from $3,470 to $6,597, a $3,127 spread on the same certified stone. Helzberg Diamonds lists it at $6,597. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $6,597 SGD|Low: $3,470 SGD|High: $6,597 SGD|Avg: $4,613 SGD
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 30, 2026
Retailer 12$3,470 SGD
Retailer 10$3,635 SGD
Retailer 6$3,740 SGD
Retailer 11$3,750 SGD
Retailer 9$3,800 SGD
Retailer 7$4,091 SGD
Retailer 5$4,179 SGD
Retailer 14$4,465 SGD
Retailer 4$4,580 SGD
Retailer 8$4,634 SGD
Retailer 2$5,415 SGD
Retailer 13$5,851 SGD
Retailer 3$6,309 SGD
Helzberg Diamonds$6,597 SGD

14 data points across 14 retailers

15 retailers$3,470 SGD to $6,597 SGD

B+
Cheapest Retailer
-
$3,470 SGD
$2,707 USD
B+
Retailer 2
-
$3,535 SGD
View
B+
Retailer 3
-
$3,635 SGD
$2,836 USD
View
B+
Retailer 4
-
$3,740 SGD
$2,918 USD
View
B+
Retailer 5
-
$3,750 SGD
$2,926 USD
View
B+
Retailer 6
-
$3,800 SGD
$2,965 USD
View
B+
Retailer 7
-
$4,091 SGD
£2,513 GBP
View
B+
Retailer 8
-
$4,179 SGD
View
B+
Retailer 9
-
$4,465 SGD
$3,484 USD
View
B+
Retailer 10
-
$4,580 SGD
$3,573 USD
View
B+
Retailer 11
-
$4,634 SGD
€3,443 EUR
View
B
Retailer 12
-
$5,415 SGD
$4,225 USD
View
B
Retailer 13
-
$5,851 SGD
$4,565 USD
View
B
Retailer 14
-
$6,309 SGD
$4,922 USD
View
Most Expensive
B
Helzberg Diamonds
XZRIIKLGPNILH · Oct 30
$6,597 SGD
$5,147 USD
View
14 more retailers have this diamond
Prices start from $3,470 SGDSave up to $3,127 SGD

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
$3,470 SGD