Princess|Natural|GIA

1.21ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 6545962777

Certificate GIA 6545962777

Diamond specifications and retailer prices

From $2,726 USD
HK$21,300 HKD
As of October 30, 2026
Save $3,706 USD (58%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,433 USD at Queensmith · As of October 28, 2026
View at Queensmith

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 6545962777. Listed at 21 retailers as of October 28, 2026, with prices from $2,726 to $6,433, a $3,706 spread on the same certified stone. Queensmith lists it at $6,433. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545962777
Dimensions5.96 × 5.95 × 4.05 mm
L/W Ratio1.00
Top View
5.96 mm5.95 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6545962777
Side View
Table 73.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 68.0%

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: Oct 30
Current: $6,433 USD|Low: $2,726 USD|High: $6,458 USD|Avg: $4,051 USD|+1.7%
Queensmith
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
October 30, 2026
Retailer 8$2,726 USD
Retailer 2$2,900 USD
Retailer 16$3,279 USD
Retailer 7$3,282 USD
Retailer 4$3,336 USD
Retailer 15$3,385 USD
Retailer 17$3,615 USD
Retailer 14$3,760 USD
Retailer 10$3,778 USD
Retailer 9$3,831 USD
Retailer 6$3,911 USD
Retailer 3$4,171 USD
Retailer 12$4,224 USD
Retailer 13$4,401 USD
Retailer 11$6,077 USD
Retailer 5$6,297 USD
Queensmith$6,433 USD

27 data points across 17 retailers

21 retailers$2,726 USD to $6,433 USD

A
Cheapest Retailer
-
$2,726 USD
HK$21,300 HKD
B+
Retailer 2
-
$2,900 USD
₹276,216 INR
View
B+
Retailer 3
-
$3,279 USD
SGD 4,431 SGD
View
B+
Retailer 4
-
$3,282 USD
View
B+
Retailer 5
-
$3,336 USD
View
Final sale: no returns
B+
Retailer 6
-
$3,381 USD
View
B+
Retailer 7
-
$3,385 USD
View
Retailer 8
-
$3,615 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$3,615 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$3,652 USD
A$5,618 AUD
View
Retailer 11
-
$3,754 USD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$3,760 USD
View
B+
Retailer 13
-
$3,778 USD
£2,974 GBP
View
B+
Retailer 14
-
$3,831 USD
SGD 5,177 SGD
View
Retailer 15
-
$3,911 USD
A$6,017 AUD
View
Price last confirmed 21 days ago
Retailer 16
-
$4,171 USD
View
Price last confirmed 11 days ago
B
Retailer 17
-
$4,224 USD
€4,023 EUR
View
B
Retailer 18
-
$4,401 USD
ZAR 71,106 ZAR
View
B
Retailer 19
-
$6,077 USD
£4,785 GBP
View
Retailer 20
-
$6,297 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Queensmith
6545962777 · Oct 28
$6,433 USD
£5,065 GBP
View
20 more retailers have this diamond
Prices start from $2,726 USDSave up to $3,706 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
1.21ct Princess
$2,726 USD