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Heart|Natural|GIA

0.80ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 2537540172

Certificate GIA 2537540172

Diamond specifications and retailer prices

From HK$4,624 HKD
As of November 5, 2026
Save HK$9,883 HKD (68%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$14,507 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.8ct natural heart diamond

This 0.8ct natural heart sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2537540172. Listed at 12 retailers as of November 5, 2026, with prices from HK$4,624 to HK$14,507, a HK$9,883 spread on the same certified stone. NZ Jewellers lists it at HK$14,507. 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

0.80
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2537540172
Dimensions5.45 × 6.32 × 3.83 mm
L/W Ratio1.16
Top View
5.45 mm6.32 mm0.80 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537540172
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$14,507 HKD|Low: HK$4,624 HKD|High: HK$14,977 HKD|Avg: HK$6,846 HKD|-3.1%
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 6, 2026
Retailer 7HK$4,624 HKD
Retailer 10HK$4,985 HKD
Retailer 4HK$4,992 HKD
Retailer 11HK$5,337 HKD
Retailer 12HK$5,337 HKD
Retailer 6HK$5,619 HKD
Retailer 5HK$5,651 HKD
Retailer 2HK$5,800 HKD
Retailer 8HK$6,113 HKD
Retailer 9HK$6,834 HKD
Retailer 3HK$10,667 HKD
NZ JewellersHK$14,507 HKD

24 data points across 12 retailers

12 retailersHK$4,624 HKD to HK$14,507 HKD

A
Cheapest Retailer
-
HK$4,624 HKD
A
Retailer 2
-
HK$4,985 HKD
View
Retailer 3
-
HK$4,992 HKD
View
Price last confirmed 8 days ago
A
Retailer 4
-
HK$5,337 HKD
View
A
Retailer 5
-
HK$5,337 HKD
View
A
Retailer 6
-
HK$5,619 HKD
View
A
Retailer 7
-
HK$5,651 HKD
View
A
Retailer 8
-
HK$5,800 HKD
View
A
Retailer 9
-
HK$6,113 HKD
View
A
Retailer 10
-
HK$6,834 HKD
View
B+
Retailer 11
-
HK$10,667 HKD
View
Most Expensive
B
NZ Jewellers
b9fee9c8-b4ca-4da6-bbd9-790bdcde0d82 · Nov 5
HK$14,507 HKD
$1,851 USD
View
11 more retailers have this diamond
Prices start from HK$4,624 HKDSave up to HK$9,883 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
0.80ct Heart
HK$4,624 HKD