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Heart|Natural|GIA

1.22ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 5546305830

Certificate GIA 5546305830

Diamond specifications and retailer prices

From HK$18,590 HKD
As of November 6, 2026
Save HK$24,970 HKD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$43,560 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.22ct natural heart diamond

This 1.22ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5546305830. Listed at 16 retailers as of November 5, 2026, with prices from HK$18,590 to HK$43,560, a HK$24,970 spread on the same certified stone. NZ Jewellers lists it at HK$43,560. 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

1.22
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle38.7°
OriginNatural
Grading LabGIA
CertificateGIA 5546305830
Dimensions6.48 × 7.32 × 4.29 mm
L/W Ratio1.13
Top View
6.48 mm7.32 mm1.22 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546305830
Side View
Table 58.0%CrownGirdle: MED-VTKPavilion 38.7°Culet: NoneDepth 58.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$43,560 HKD|Low: HK$16,756 HKD|High: HK$43,560 HKD|Avg: HK$25,175 HKD|+4.0%
NZ Jewellers
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
November 6, 2026
Retailer 5HK$18,590 HKD
Retailer 9HK$20,103 HKD
Retailer 6HK$20,652 HKD
Retailer 13HK$20,652 HKD
Retailer 3HK$20,761 HKD
Retailer 12HK$21,866 HKD
Retailer 14HK$21,866 HKD
Retailer 7HK$22,258 HKD
Retailer 11HK$22,650 HKD
Retailer 10HK$26,114 HKD
Retailer 2HK$26,161 HKD
Retailer 4HK$30,284 HKD
Retailer 8HK$36,397 HKD
NZ JewellersHK$43,560 HKD

43 data points across 14 retailers

16 retailersHK$18,590 HKD to HK$43,560 HKD

B+
Cheapest Retailer
-
HK$18,590 HKD
Retailer 2
-
HK$18,951 HKD
View
Price last confirmed 180 days ago
B+
Retailer 3
-
HK$20,103 HKD
View
Final sale: no returns
B+
Retailer 4
-
HK$20,652 HKD
View
B+
Retailer 5
-
HK$20,652 HKD
View
B+
Retailer 6
-
HK$20,761 HKD
View
B+
Retailer 7
-
HK$20,816 HKD
View
B+
Retailer 8
-
HK$21,866 HKD
View
B+
Retailer 9
-
HK$21,866 HKD
View
B+
Retailer 10
-
HK$22,258 HKD
View
B
Retailer 11
-
HK$22,650 HKD
View
B
Retailer 12
-
HK$26,114 HKD
View
Retailer 13
-
HK$26,161 HKD
View
B
Retailer 14
-
HK$30,284 HKD
View
B
Retailer 15
-
HK$36,397 HKD
View
Most Expensive
B
NZ Jewellers
4375de52-b2d4-47c0-a20c-195696aa330a · Nov 5
HK$43,560 HKD
$5,558 USD
View
15 more retailers have this diamond
Prices start from HK$18,590 HKDSave up to HK$24,970 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+
1.22ct Heart
HK$18,590 HKD