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Heart|Natural|GIA

1.20ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 1509270809

Certificate GIA 1509270809

Diamond specifications and retailer prices

From HK$29,641 HKD
As of November 6, 2026
Save HK$35,135 HKD (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$64,776 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural heart diamond

This 1.2ct natural heart sits in the classic one-carat band, graded F 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 1509270809. Listed at 14 retailers as of November 5, 2026, with prices from HK$29,641 to HK$64,776, a HK$35,135 spread on the same certified stone. NZ Jewellers lists it at HK$64,776. 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

1.20
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1509270809
Dimensions6.26 × 7.39 × 4.56 mm
L/W Ratio1.18
Girdle conditionFaceted
Top View
6.26 mm7.39 mm1.20 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1509270809
Side View
Table 62.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.7%

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$64,776 HKD|Low: HK$30,613 HKD|High: HK$64,776 HKD|Avg: HK$41,292 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9HK$30,613 HKD
Retailer 4HK$33,685 HKD
Retailer 6HK$33,685 HKD
Retailer 8HK$33,685 HKD
Retailer 2HK$36,561 HKD
Retailer 3HK$36,608 HKD
Retailer 5HK$38,866 HKD
Retailer 7HK$59,219 HKD
NZ JewellersHK$64,776 HKD

34 data points across 9 retailers

14 retailersHK$29,641 HKD to HK$64,776 HKD

B+
Cheapest Retailer
-
HK$29,641 HKD
B
Retailer 2
-
HK$30,613 HKD
View
B
Retailer 3
-
HK$31,640 HKD
View
B
Retailer 4
-
HK$33,513 HKD
View
B
Retailer 5
-
HK$33,685 HKD
View
B
Retailer 6
-
HK$33,685 HKD
View
Retailer 7
-
HK$33,685 HKD
View
Price last confirmed 9 days ago
B
Retailer 8
-
HK$36,561 HKD
View
B
Retailer 9
-
HK$36,608 HKD
View
B
Retailer 10
-
HK$38,866 HKD
View
Retailer 11
-
HK$38,866 HKD
View
Price last confirmed 29 days ago
Retailer 12
-
HK$41,060 HKD
View
Price last confirmed 15 days ago
B
Retailer 13
-
HK$59,219 HKD
View
Most Expensive
B
NZ Jewellers
3b720932-fd33-4e95-af39-8e3c3886d0cb · Nov 5
HK$64,776 HKD
$8,265 USD
View
13 more retailers have this diamond
Prices start from HK$29,641 HKDSave up to HK$35,135 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+
1.20ct Heart
HK$29,641 HKD