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Heart|Natural|GIA

1.50ct J SI1 Heart Natural Diamond

ID • J/SI1 • GIA 1246087081

Certificate GIA 1246087081

Diamond specifications and retailer prices

From HK$22,495 HKD
As of November 1, 2026
Save HK$31,609 HKD (58%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$54,104 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded J 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 1246087081. Listed at 14 retailers as of October 30, 2026, with prices from HK$22,495 to HK$54,104, a HK$31,609 spread on the same certified stone. NZ Jewellers lists it at HK$54,104. 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

1.50
Carat
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1246087081
Dimensions6.94 × 7.89 × 4.60 mm
L/W Ratio1.14
Girdle conditionFaceted
Top View
6.94 mm7.89 mm1.50 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1246087081
Side View
Table 58.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.3%

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 1
Current: HK$54,104 HKD|Low: HK$22,495 HKD|High: HK$59,368 HKD|Avg: HK$35,746 HKD|-8.9%
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
November 2, 2026
Retailer 11HK$22,495 HKD
Retailer 9HK$27,444 HKD
Retailer 14HK$27,656 HKD
Retailer 6HK$28,617 HKD
Retailer 7HK$28,856 HKD
Retailer 8HK$29,436 HKD
Retailer 5HK$30,057 HKD
Retailer 2HK$30,083 HKD
Retailer 3HK$32,850 HKD
Retailer 10HK$34,678 HKD
Retailer 13HK$38,172 HKD
Retailer 4HK$47,536 HKD
Retailer 12HK$51,574 HKD
NZ JewellersHK$54,104 HKD

20 data points across 14 retailers

14 retailersHK$22,495 HKD to HK$54,104 HKD

A
Cheapest Retailer
-
HK$22,495 HKD
A
Retailer 2
-
HK$27,444 HKD
$3,498 USD
View
A
Retailer 3
-
HK$27,656 HKD
$3,525 USD
View
B+
Retailer 4
-
HK$28,617 HKD
SGD 4,929 SGD
View
B+
Retailer 5
-
HK$28,856 HKD
$3,678 USD
View
Final sale: no returns
B+
Retailer 6
-
HK$29,436 HKD
£2,954 GBP
View
B+
Retailer 7
-
HK$30,057 HKD
$3,831 USD
View
B+
Retailer 8
-
HK$30,083 HKD
£3,019 GBP
View
B+
Retailer 9
-
HK$32,850 HKD
$4,187 USD
View
B+
Retailer 10
-
HK$34,678 HKD
$4,420 USD
View
B+
Retailer 11
-
HK$38,172 HKD
ZAR 78,599 ZAR
View
B
Retailer 12
-
HK$47,536 HKD
$6,059 USD
View
B
Retailer 13
-
HK$51,574 HKD
£5,176 GBP
View
Most Expensive
B
NZ Jewellers
3b084430-3c5d-4cdd-ab7a-9928d8fe2a22 · Oct 30
HK$54,104 HKD
$6,896 USD
View
13 more retailers have this diamond
Prices start from HK$22,495 HKDSave up to HK$31,609 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
1.50ct Heart
HK$22,495 HKD