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Princess|Natural|GIA

1.21ct I SI2 Princess Natural Diamond

EX • I/SI2 • GIA 6231223151

Certificate GIA 6231223151

Diamond specifications and retailer prices

From €6,066 EUR
£5,336 GBP
As of October 31, 2026
3 retailers carry this diamond
Most expensive: €9,369 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6231223151. Listed at 3 retailers as of October 31, 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
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6231223151
Dimensions5.79 × 5.71 × 3.94 mm
L/W Ratio1.01
Top View
5.79 mm5.71 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6231223151
Side View
Table 71.0%CrownGirdle: STK-THKPavilionCuletDepth 69.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: €9,369 EUR|Low: €5,010 EUR|High: €9,431 EUR|Avg: €6,809 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 4€5,010 EUR
Retailer 2€6,066 EUR
Retailer 3€6,912 EUR
MOH London€9,369 EUR

39 data points across 4 retailers

3 retailers

B
Cheapest Retailer
-
€6,066 EUR
£5,336 GBP
Retailer 2
-
€6,912 EUR
View
Price under review
Most Expensive
MOH London
A49873068 · Oct 29
€9,369 EUR
£8,242 GBP
View
Price under review
2 more retailers have this diamond
Prices start from €6,066 EUR

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
€6,066 EUR