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Heart|Natural|IGI

1.20ct H SI1 Heart Natural Diamond

VG • H/SI1 • IGI 828653750

Shape and cutting style on the report: Heart brilliant

Certificate IGI 828653750

Diamond specifications and retailer prices

From HK$16,302 HKD
As of November 6, 2026
Save HK$22,180 HKD (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$38,482 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 very-good cut grade and certified by IGI 828653750. Listed at 15 retailers as of November 5, 2026, with prices from HK$16,302 to HK$38,482, a HK$22,180 spread on the same certified stone. NZ Jewellers lists it at HK$38,482. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle42°
OriginNatural
Grading LabIGI
CertificateIGI 828653750
Dimensions6.15 × 7.24 × 4.55 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizeNone
Top View
6.15 mm7.24 mm1.20 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828653750
Side View
Table 61.0%Crown 35.5°Girdle: STK-THKPavilion 42°Culet: NoneDepth 62.8%

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$38,482 HKD|Low: HK$16,302 HKD|High: HK$39,265 HKD|Avg: HK$21,361 HKD|-2.0%
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
Retailer 15
November 6, 2026
Retailer 8HK$16,302 HKD
Retailer 2HK$16,654 HKD
Retailer 9HK$17,501 HKD
Retailer 5HK$18,003 HKD
Retailer 15HK$18,379 HKD
Retailer 3HK$18,410 HKD
Retailer 7HK$18,778 HKD
Retailer 10HK$19,131 HKD
Retailer 4HK$19,256 HKD
Retailer 6HK$19,366 HKD
Retailer 11HK$19,946 HKD
Retailer 12HK$20,824 HKD
Retailer 13HK$22,462 HKD
Retailer 14HK$32,157 HKD
NZ JewellersHK$38,482 HKD

14 data points across 15 retailers

15 retailersHK$16,302 HKD to HK$38,482 HKD

A
Cheapest Retailer
-
HK$16,302 HKD
B+
Retailer 2
-
HK$16,654 HKD
View
Final sale: no returns
B+
Retailer 3
-
HK$17,501 HKD
View
B+
Retailer 4
-
HK$18,003 HKD
View
B+
Retailer 5
-
HK$18,379 HKD
View
B+
Retailer 6
-
HK$18,410 HKD
View
Retailer 7
-
HK$18,778 HKD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
HK$19,131 HKD
View
B+
Retailer 9
-
HK$19,256 HKD
View
B+
Retailer 10
-
HK$19,366 HKD
View
B+
Retailer 11
-
HK$19,946 HKD
View
B+
Retailer 12
-
HK$20,824 HKD
View
B
Retailer 13
-
HK$22,462 HKD
View
B
Retailer 14
-
HK$32,157 HKD
View
Most Expensive
B
NZ Jewellers
05724fd7-2c60-418b-ab97-b3717312dcc7 · Nov 5
HK$38,482 HKD
$4,910 USD
View
14 more retailers have this diamond
Prices start from HK$16,302 HKDSave up to HK$22,180 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$16,302 HKD