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Heart|Natural|GIA

1.21ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 2556967046

Certificate GIA 2556967046

Diamond specifications and retailer prices

From HK$12,234 HKD
As of November 6, 2026
Save HK$22,486 HKD (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$34,720 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural heart diamond

This 1.21ct natural heart sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556967046. Listed at 10 retailers as of November 5, 2026, with prices from HK$12,234 to HK$34,720, a HK$22,486 spread on the same certified stone. NZ Jewellers lists it at HK$34,720. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Pavilion angle39.88°
OriginNatural
Grading LabGIA
CertificateGIA 2556967046
Dimensions6.64 × 7.20 × 4.34 mm
L/W Ratio1.08
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
6.64 mm7.20 mm1.21 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2556967046
Side View
Table 62.0%CrownGirdle: STK-VTKPavilion 39.88°Culet: NoneDepth 60.3%

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: Nov 6
Current: HK$34,720 HKD|Low: HK$12,132 HKD|High: HK$40,629 HKD|Avg: HK$22,465 HKD|-14.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7HK$12,234 HKD
Retailer 6HK$15,612 HKD
Retailer 5HK$16,607 HKD
Retailer 2HK$16,968 HKD
Retailer 4HK$17,376 HKD
Retailer 10HK$20,213 HKD
Retailer 9HK$21,835 HKD
Retailer 8HK$25,346 HKD
Retailer 3HK$29,022 HKD
NZ JewellersHK$34,720 HKD

35 data points across 10 retailers

10 retailersHK$12,234 HKD to HK$34,720 HKD

A
Cheapest Retailer
-
HK$12,234 HKD
A
Retailer 2
-
HK$15,612 HKD
View
A
Retailer 3
-
HK$16,607 HKD
View
A
Retailer 4
-
HK$16,968 HKD
View
A
Retailer 5
-
HK$17,376 HKD
View
B+
Retailer 6
-
HK$20,213 HKD
View
Retailer 7
-
HK$21,835 HKD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
HK$25,346 HKD
View
B+
Retailer 9
-
HK$29,022 HKD
View
Most Expensive
B
NZ Jewellers
b5984b9e-b597-4fd6-bf64-badd2a1171f9 · Nov 5
HK$34,720 HKD
$4,430 USD
View
9 more retailers have this diamond
Prices start from HK$12,234 HKDSave up to HK$22,486 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.

A
1.21ct Heart
HK$12,234 HKD