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Princess|Natural|GIA

1.21ct J SI2 Princess Natural Diamond

ID • J/SI2 • GIA 4

Certificate GIA 4

Diamond specifications and retailer prices

From HK$24,680 HKD
As of November 4, 2026
Save HK$6,372 HKD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$31,052 HKD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded J 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. Listed at 3 retailers as of November 4, 2026, with prices from HK$24,680 to HK$31,052, a HK$6,372 spread on the same certified stone. Blue Nile lists it at HK$31,052. 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
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 4
Dimensions6.03 × 5.84 × 4.06 mm
L/W Ratio1.03
Top View
6.03 mm5.84 mm1.21 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 4
Side View
Table 70.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 69.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$31,052 HKD|Low: HK$24,680 HKD|High: HK$31,052 HKD|Avg: HK$26,014 HKD
Blue Nile
Retailer 2
Retailer 3
September 26, 2026
Retailer 3HK$24,680 HKD
Retailer 2HK$24,829 HKD
Blue NileHK$31,052 HKD

2 data points across 3 retailers

3 retailersHK$24,680 HKD to HK$31,052 HKD

B
Cheapest Retailer
-
HK$24,680 HKD
B
Retailer 2
-
HK$24,829 HKD
View
Most Expensive
B
Blue Nile
17346607 · Nov 5
HK$31,052 HKD
$3,962 USD
View
2 more retailers have this diamond
Prices start from HK$24,680 HKDSave up to HK$6,372 HKD

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
HK$24,680 HKD