CaratHunter
Plans
Heart|Natural|GIA

1.20ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 6552087009

Certificate GIA 6552087009

Diamond specifications and retailer prices

From HK$14,280 HKD
As of November 4, 2026
Save HK$23,457 HKD (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$37,737 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 H 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 6552087009. Listed at 5 retailers as of November 4, 2026, with prices from HK$14,280 to HK$37,737, a HK$23,457 spread on the same certified stone. NZ Jewellers lists it at HK$37,737. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552087009
Dimensions6.42 × 7.58 × 4.09 mm
L/W Ratio1.18
Top View
6.42 mm7.58 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552087009
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 53.9%

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 4
Current: HK$37,737 HKD|Low: HK$12,673 HKD|High: HK$37,737 HKD|Avg: HK$22,700 HKD|+2.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5HK$14,280 HKD
Retailer 2HK$15,009 HKD
Retailer 4HK$15,832 HKD
Retailer 6HK$24,578 HKD
Retailer 3HK$27,031 HKD
NZ JewellersHK$37,737 HKD

43 data points across 6 retailers

5 retailersHK$14,280 HKD to HK$37,737 HKD

A
Cheapest Retailer
-
HK$14,280 HKD
Final sale: no returns
A
Retailer 2
-
HK$15,009 HKD
View
A
Retailer 3
-
HK$15,832 HKD
View
B
Retailer 4
-
HK$27,031 HKD
View
Most Expensive
B
NZ Jewellers
19059b44-8795-4d0d-99eb-d80d777cc9b3 · Nov 5
HK$37,737 HKD
$4,815 USD
View
4 more retailers have this diamond
Prices start from HK$14,280 HKDSave up to HK$23,457 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
1.20ct Heart
HK$14,280 HKD