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Heart|Natural|GIA

0.81ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 2547545572

Certificate GIA 2547545572

Diamond specifications and retailer prices

From HK$5,594 HKD
$713 USD
As of November 2, 2026
Save HK$13,409 HKD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$19,003 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-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 2547545572. Listed at 13 retailers as of October 30, 2026, with prices from HK$5,594 to HK$19,003, a HK$13,409 spread on the same certified stone. NZ Jewellers lists it at HK$19,003. 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

0.81
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2547545572
Dimensions5.44 × 6.46 × 3.80 mm
L/W Ratio1.19
Top View
5.44 mm6.46 mm0.81 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547545572
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.8%

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$19,003 HKD|Low: HK$5,124 HKD|High: HK$19,003 HKD|Avg: HK$8,374 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
November 2, 2026
Retailer 12HK$5,594 HKD
Retailer 8HK$6,057 HKD
Retailer 10HK$6,057 HKD
Retailer 11HK$6,293 HKD
Retailer 9HK$6,991 HKD
Retailer 5HK$7,282 HKD
Retailer 3HK$7,415 HKD
Retailer 2HK$7,640 HKD
Retailer 7HK$8,963 HKD
Retailer 4HK$9,113 HKD
Retailer 6HK$11,101 HKD
NZ JewellersHK$19,003 HKD

39 data points across 12 retailers

13 retailersHK$5,594 HKD to HK$19,003 HKD

A
Cheapest Retailer
-
HK$5,594 HKD
$713 USD
Final sale: no returns
A
Retailer 2
-
HK$6,057 HKD
$772 USD
View
A
Retailer 3
-
HK$6,057 HKD
$772 USD
View
A
Retailer 4
-
HK$6,293 HKD
$802 USD
View
A
Retailer 5
-
HK$6,991 HKD
$891 USD
View
Retailer 6
-
HK$7,125 HKD
A$1,397 AUD
View
Price last confirmed 175 days ago
A
Retailer 7
-
HK$7,282 HKD
£731 GBP
View
A
Retailer 8
-
HK$7,415 HKD
$945 USD
View
A
Retailer 9
-
HK$7,640 HKD
£767 GBP
View
A
Retailer 10
-
HK$8,963 HKD
ZAR 18,454 ZAR
View
Retailer 11
-
HK$9,113 HKD
A$1,787 AUD
View
Price last confirmed 28 days ago
B+
Retailer 12
-
HK$11,101 HKD
£1,114 GBP
View
Most Expensive
B
NZ Jewellers
079cbd05-3935-4139-abeb-65e71274f95b · Oct 30
HK$19,003 HKD
$2,422 USD
View
12 more retailers have this diamond
Prices start from HK$5,594 HKDSave up to HK$13,409 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
0.81ct Heart
HK$5,594 HKD