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Heart|Natural|IGI

1.51ct G SI2 Heart Natural Diamond

VG • G/SI2 • IGI 743535355

Shape and cutting style on the report: Heart brilliant

Certificate IGI 743535355

Diamond specifications and retailer prices

From HK$20,808 HKD
$2,652 USD
As of November 1, 2026
Save HK$27,775 HKD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$48,583 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743535355. Listed at 12 retailers as of October 30, 2026, with prices from HK$20,808 to HK$48,583, a HK$27,775 spread on the same certified stone. NZ Jewellers lists it at HK$48,583. 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

1.51
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.5°
OriginNatural
Grading LabIGI
CertificateIGI 743535355
Dimensions6.85 × 7.85 × 4.68 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Top View
6.85 mm7.85 mm1.51 ctG / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI 743535355
Side View
Table 57.0%Crown 36.9°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 59.6%

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 1
Current: HK$48,583 HKD|Low: HK$19,662 HKD|High: HK$48,583 HKD|Avg: HK$26,617 HKD
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 2, 2026
Retailer 5HK$20,808 HKD
Retailer 10HK$21,451 HKD
Retailer 13HK$21,498 HKD
Retailer 11HK$22,218 HKD
Retailer 2HK$22,513 HKD
Retailer 12HK$23,240 HKD
Retailer 14HK$23,240 HKD
Retailer 9HK$24,135 HKD
Retailer 4HK$24,357 HKD
Retailer 6HK$24,418 HKD
Retailer 15HK$26,818 HKD
Retailer 3HK$27,653 HKD
Retailer 7HK$28,390 HKD
Retailer 8HK$38,862 HKD
NZ JewellersHK$48,583 HKD

35 data points across 15 retailers

12 retailersHK$20,808 HKD to HK$48,583 HKD

A
Cheapest Retailer
-
HK$20,808 HKD
$2,652 USD
A
Retailer 2
-
HK$21,451 HKD
$2,734 USD
View
Final sale: no returns
A
Retailer 3
-
HK$21,498 HKD
$2,740 USD
View
A
Retailer 4
-
HK$22,218 HKD
$2,832 USD
View
A
Retailer 5
-
HK$22,513 HKD
£2,259 GBP
View
B+
Retailer 6
-
HK$23,240 HKD
$2,962 USD
View
B+
Retailer 7
-
HK$23,240 HKD
$2,962 USD
View
B+
Retailer 8
-
HK$24,135 HKD
$3,076 USD
View
B+
Retailer 9
-
HK$24,357 HKD
$3,104 USD
View
B+
Retailer 10
-
HK$26,818 HKD
$3,418 USD
View
B+
Retailer 11
-
HK$38,862 HKD
£3,900 GBP
View
Most Expensive
B
NZ Jewellers
4fd0a448-43df-424a-8443-5fa286347a15 · Oct 30
HK$48,583 HKD
$6,192 USD
View
11 more retailers have this diamond
Prices start from HK$20,808 HKDSave up to HK$27,775 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
1.51ct Heart
HK$20,808 HKD