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Heart|Natural|GIA

1.51ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 5536874543

Certificate GIA 5536874543

Diamond specifications and retailer prices

From HK$24,190 HKD
₹293,621 INR
As of November 2, 2026
Save HK$31,329 HKD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$55,519 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 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 5536874543. Listed at 19 retailers as of October 30, 2026, with prices from HK$24,190 to HK$55,519, a HK$31,329 spread on the same certified stone. NZ Jewellers lists it at HK$55,519. 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

1.51
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5536874543
Dimensions7.80 × 6.95 × 4.69 mm
L/W Ratio1.12
Top View
7.80 mm6.95 mm1.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5536874543
Side View
Table 60.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 60.0%

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 2
Current: HK$55,519 HKD|Low: HK$24,141 HKD|High: HK$55,519 HKD|Avg: HK$33,986 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
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 13HK$24,190 HKD
Retailer 8HK$25,319 HKD
Retailer 17HK$27,603 HKD
Retailer 10HK$28,034 HKD
Retailer 3HK$29,729 HKD
Retailer 14HK$30,024 HKD
Retailer 5HK$30,364 HKD
Retailer 6HK$31,863 HKD
Retailer 9HK$31,863 HKD
Retailer 19HK$31,863 HKD
Retailer 15HK$32,597 HKD
Retailer 7HK$33,022 HKD
Retailer 12HK$33,723 HKD
Retailer 18HK$33,793 HKD
Retailer 20HK$35,151 HKD
Retailer 11HK$35,244 HKD
Retailer 4HK$36,767 HKD
Retailer 16HK$39,169 HKD
Retailer 2HK$53,290 HKD
NZ JewellersHK$55,519 HKD

24 data points across 20 retailers

19 retailersHK$24,190 HKD to HK$55,519 HKD

A
Cheapest Retailer
-
HK$24,190 HKD
₹293,621 INR
A
Retailer 2
-
HK$25,319 HKD
$3,227 USD
View
Final sale: no returns
A
Retailer 3
-
HK$27,210 HKD
$3,468 USD
View
A
Retailer 4
-
HK$27,603 HKD
$3,518 USD
View
A
Retailer 5
-
HK$28,034 HKD
$3,573 USD
View
A
Retailer 6
-
HK$29,729 HKD
$3,789 USD
View
A
Retailer 7
-
HK$30,024 HKD
£3,013 GBP
View
A
Retailer 8
-
HK$30,364 HKD
$3,870 USD
View
A
Retailer 9
-
HK$31,863 HKD
$4,061 USD
View
A
Retailer 10
-
HK$31,863 HKD
$4,061 USD
View
A
Retailer 11
-
HK$31,863 HKD
$4,061 USD
View
A
Retailer 12
-
HK$32,597 HKD
£3,271 GBP
View
A
Retailer 13
-
HK$33,022 HKD
$4,209 USD
View
B+
Retailer 14
-
HK$33,793 HKD
$4,307 USD
View
B+
Retailer 15
-
HK$35,151 HKD
$4,480 USD
View
B+
Retailer 16
-
HK$36,767 HKD
$4,686 USD
View
B+
Retailer 17
-
HK$39,169 HKD
ZAR 80,648 ZAR
View
B
Retailer 18
-
HK$53,290 HKD
£5,348 GBP
View
Most Expensive
B
NZ Jewellers
9d7b34f9-47f0-45e8-b228-c6f318744f89 · Oct 30
HK$55,519 HKD
$7,076 USD
View
18 more retailers have this diamond
Prices start from HK$24,190 HKDSave up to HK$31,329 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$24,190 HKD