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Heart|Natural|HRD

1.51ct J SI1 Heart Natural Diamond

EX • J/SI1 • HRD 260000002109

Certificate HRD 260000002109

Diamond specifications and retailer prices

From HK$28,144 HKD
As of November 6, 2026
Save HK$27,588 HKD (50%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$55,732 HKD at NZ Jewellers · As of November 5, 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 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 HRD 260000002109. Listed at 13 retailers as of November 5, 2026, with prices from HK$28,144 to HK$55,732, a HK$27,588 spread on the same certified stone. NZ Jewellers lists it at HK$55,732. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37.25°
Pavilion angle40.11°
OriginNatural
Grading LabHRD
CertificateHRD 260000002109
Dimensions7.27 × 8.09 × 4.57 mm
L/W Ratio1.11
Girdle conditionThin
Top View
7.27 mm8.09 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateHRD 260000002109
Side View
Table 60.0%Crown 37.25°Girdle: ThinPavilion 40.11°Culet: NoneDepth 56.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$55,732 HKD|Low: HK$27,063 HKD|High: HK$55,732 HKD|Avg: HK$37,488 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
November 7, 2026
Retailer 11HK$28,144 HKD
Retailer 3HK$28,732 HKD
Retailer 9HK$29,523 HKD
Retailer 4HK$31,992 HKD
Retailer 5HK$31,992 HKD
Retailer 10HK$31,992 HKD
Retailer 2HK$32,807 HKD
Retailer 6HK$34,931 HKD
Retailer 12HK$36,914 HKD
Retailer 8HK$37,925 HKD
Retailer 13HK$47,487 HKD
Retailer 7HK$53,357 HKD
NZ JewellersHK$55,732 HKD

39 data points across 13 retailers

13 retailersHK$28,144 HKD to HK$55,732 HKD

B+
Cheapest Retailer
-
HK$28,144 HKD
B+
Retailer 2
-
HK$28,732 HKD
View
B+
Retailer 3
-
HK$29,523 HKD
View
Final sale: no returns
B+
Retailer 4
-
HK$31,992 HKD
View
B+
Retailer 5
-
HK$31,992 HKD
View
Retailer 6
-
HK$31,992 HKD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
HK$32,807 HKD
View
B+
Retailer 8
-
HK$33,144 HKD
View
B
Retailer 9
-
HK$34,931 HKD
View
B
Retailer 10
-
HK$36,914 HKD
View
B
Retailer 11
-
HK$47,487 HKD
View
B
Retailer 12
-
HK$53,357 HKD
View
Most Expensive
B
NZ Jewellers
905d1090-dd03-421e-8b5a-6a57d51b2cb1 · Nov 5
HK$55,732 HKD
$7,111 USD
View
12 more retailers have this diamond
Prices start from HK$28,144 HKDSave up to HK$27,588 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.

B+
1.51ct Heart
HK$28,144 HKD