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Princess|Natural|GIA

1.21ct E SI1 Princess Natural Diamond

EX • E/SI1 • GIA 6545962777

Certificate GIA 6545962777

Diamond specifications and retailer prices

From £2,035 GBP
HK$21,300 HKD
As of October 30, 2026
Save £2,766 GBP (58%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,801 GBP 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 £2,035 to £4,801, a £2,766 spread on the same certified stone. Queensmith lists it at £4,801. 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
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £4,801 GBP|Low: £2,035 GBP|High: £4,820 GBP|Avg: £3,023 GBP|+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£2,035 GBP
Retailer 2£2,165 GBP
Retailer 16£2,447 GBP
Retailer 7£2,449 GBP
Retailer 4£2,490 GBP
Retailer 15£2,526 GBP
Retailer 17£2,698 GBP
Retailer 14£2,806 GBP
Retailer 10£2,819 GBP
Retailer 9£2,859 GBP
Retailer 6£2,919 GBP
Retailer 3£3,113 GBP
Retailer 12£3,153 GBP
Retailer 13£3,285 GBP
Retailer 11£4,535 GBP
Retailer 5£4,700 GBP
Queensmith£4,801 GBP

27 data points across 17 retailers

21 retailers£2,035 GBP to £4,801 GBP

A
Cheapest Retailer
-
£2,035 GBP
HK$21,300 HKD
B+
Retailer 2
-
£2,165 GBP
₹276,216 INR
View
B+
Retailer 3
-
£2,447 GBP
SGD 4,431 SGD
View
B+
Retailer 4
-
£2,449 GBP
$3,282 USD
View
B+
Retailer 5
-
£2,490 GBP
$3,336 USD
View
Final sale: no returns
B+
Retailer 6
-
£2,523 GBP
$3,381 USD
View
B+
Retailer 7
-
£2,526 GBP
$3,385 USD
View
Retailer 8
-
£2,698 GBP
$3,615 USD
View
Price last confirmed 14 days ago
Retailer 9
-
£2,698 GBP
$3,615 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
£2,725 GBP
A$5,618 AUD
View
Retailer 11
-
£2,802 GBP
$3,754 USD
View
Price last confirmed 15 days ago
B+
Retailer 12
-
£2,806 GBP
$3,760 USD
View
B+
Retailer 13
-
£2,819 GBP
View
B+
Retailer 14
-
£2,859 GBP
SGD 5,177 SGD
View
Retailer 15
-
£2,919 GBP
A$6,017 AUD
View
Price last confirmed 21 days ago
Retailer 16
-
£3,113 GBP
$4,171 USD
View
Price last confirmed 11 days ago
B
Retailer 17
-
£3,153 GBP
€4,023 EUR
View
B
Retailer 18
-
£3,285 GBP
ZAR 71,106 ZAR
View
B
Retailer 19
-
£4,535 GBP
View
Retailer 20
-
£4,700 GBP
$6,297 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Queensmith
6545962777 · Oct 28
£4,801 GBP
View
20 more retailers have this diamond
Prices start from £2,035 GBPSave up to £2,766 GBP

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
£2,035 GBP