CaratHunter
Plans
Heart|Natural|GIA

1.51ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 6471026814

Certificate GIA 6471026814

Diamond specifications and retailer prices

From HK$45,758 HKD
$5,832 USD
As of November 1, 2026
Save HK$51,109 HKD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$96,868 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6471026814. Listed at 18 retailers as of October 30, 2026, with prices from HK$45,758 to HK$96,868, a HK$51,109 spread on the same certified stone. NZ Jewellers lists it at HK$96,868. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6471026814
Dimensions7.44 × 7.56 × 3.74 mm
L/W Ratio1.02
Top View
7.44 mm7.56 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceStrong
CertificateGIA 6471026814
Side View
Table 60.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 49.5%

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 1
Current: HK$96,868 HKD|Low: HK$45,758 HKD|High: HK$96,868 HKD|Avg: HK$61,498 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 2, 2026
Retailer 4HK$45,758 HKD
Retailer 10HK$48,434 HKD
Retailer 12HK$52,475 HKD
Retailer 11HK$53,275 HKD
Retailer 3HK$53,369 HKD
Retailer 2HK$54,187 HKD
Retailer 7HK$54,612 HKD
Retailer 5HK$56,800 HKD
Retailer 13HK$60,541 HKD
Retailer 6HK$63,271 HKD
Retailer 9HK$71,161 HKD
Retailer 8HK$80,713 HKD
NZ JewellersHK$96,868 HKD

43 data points across 13 retailers

18 retailersHK$45,758 HKD to HK$96,868 HKD

B+
Cheapest Retailer
-
HK$45,758 HKD
$5,832 USD
B+
Retailer 2
-
HK$46,245 HKD
$5,894 USD
View
B+
Retailer 3
-
HK$48,434 HKD
$6,173 USD
View
Retailer 4
-
HK$48,434 HKD
$6,173 USD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
HK$48,685 HKD
$6,205 USD
View
B+
Retailer 6
-
HK$52,475 HKD
$6,688 USD
View
B+
Retailer 7
-
HK$53,275 HKD
$6,790 USD
View
B+
Retailer 8
-
HK$53,369 HKD
$6,802 USD
View
B+
Retailer 9
-
HK$54,187 HKD
£5,438 GBP
View
B+
Retailer 10
-
HK$54,612 HKD
£5,481 GBP
View
Retailer 11
-
HK$56,800 HKD
A$11,137 AUD
View
Price last confirmed 29 days ago
B
Retailer 12
-
HK$60,541 HKD
$7,716 USD
View
Retailer 13
-
HK$60,541 HKD
$7,716 USD
View
Price last confirmed 24 days ago
B+
Retailer 14
-
HK$63,271 HKD
€7,680 EUR
View
Retailer 15
-
HK$63,828 HKD
$8,135 USD
View
Price last confirmed 20 days ago
B
Retailer 16
-
HK$71,161 HKD
ZAR 146,521 ZAR
View
B
Retailer 17
-
HK$80,713 HKD
£8,100 GBP
View
Most Expensive
B
NZ Jewellers
75af5fb7-0f00-4687-9234-f981cbecc60e · Oct 30
HK$96,868 HKD
$12,346 USD
View
17 more retailers have this diamond
Prices start from HK$45,758 HKDSave up to HK$51,109 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$45,758 HKD