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Heart|Natural|GIA

1.50ct I SI1 Heart Natural Diamond

ID • I/SI1 • GIA 5556934240

Certificate GIA 5556934240

Diamond specifications and retailer prices

From HK$28,219 HKD
As of November 1, 2026
Save HK$37,402 HKD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$65,621 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 I 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 5556934240. Listed at 20 retailers as of October 30, 2026, with prices from HK$28,219 to HK$65,621, a HK$37,402 spread on the same certified stone. NZ Jewellers lists it at HK$65,621. 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
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556934240
Dimensions7.17 × 7.69 × 4.70 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal, Cavity
Top View
7.17 mm7.69 mm1.50 ctI / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556934240
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 61.1%

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$65,621 HKD|Low: HK$27,918 HKD|High: HK$65,621 HKD|Avg: HK$40,121 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
Retailer 16
Retailer 17
November 2, 2026
Retailer 17HK$28,219 HKD
Retailer 14HK$30,189 HKD
Retailer 7HK$33,227 HKD
Retailer 12HK$34,537 HKD
Retailer 2HK$35,503 HKD
Retailer 8HK$35,886 HKD
Retailer 13HK$37,207 HKD
Retailer 3HK$37,667 HKD
Retailer 4HK$37,667 HKD
Retailer 6HK$37,667 HKD
Retailer 9HK$38,365 HKD
Retailer 11HK$38,598 HKD
Retailer 10HK$42,327 HKD
Retailer 5HK$43,457 HKD
Retailer 16HK$46,299 HKD
Retailer 15HK$59,993 HKD
NZ JewellersHK$65,621 HKD

24 data points across 17 retailers

20 retailersHK$28,219 HKD to HK$65,621 HKD

A
Cheapest Retailer
-
HK$28,219 HKD
A
Retailer 2
-
HK$30,189 HKD
₹366,456 INR
View
A
Retailer 3
-
HK$33,227 HKD
SGD 5,723 SGD
View
A
Retailer 4
-
HK$34,537 HKD
$4,402 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$34,545 HKD
$4,403 USD
View
B+
Retailer 6
-
HK$34,560 HKD
$4,405 USD
View
B+
Retailer 7
-
HK$35,503 HKD
£3,563 GBP
View
Retailer 8
-
HK$35,886 HKD
SGD 6,181 SGD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
HK$37,207 HKD
£3,734 GBP
View
B+
Retailer 10
-
HK$37,667 HKD
$4,801 USD
View
B+
Retailer 11
-
HK$37,667 HKD
$4,801 USD
View
B+
Retailer 12
-
HK$37,667 HKD
$4,801 USD
View
Retailer 13
-
HK$38,212 HKD
A$7,493 AUD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
HK$38,365 HKD
$4,890 USD
View
B+
Retailer 15
-
HK$38,598 HKD
$4,920 USD
View
B+
Retailer 16
-
HK$42,327 HKD
€5,138 EUR
View
B+
Retailer 17
-
HK$43,457 HKD
$5,539 USD
View
B
Retailer 18
-
HK$46,299 HKD
ZAR 95,334 ZAR
View
B
Retailer 19
-
HK$59,993 HKD
£6,021 GBP
View
Most Expensive
B
NZ Jewellers
bb6badf4-3045-4ab7-ba0e-cdeb5d73db84 · Oct 30
HK$65,621 HKD
$8,364 USD
View
19 more retailers have this diamond
Prices start from HK$28,219 HKDSave up to HK$37,402 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$28,219 HKD