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Heart|Natural|GIA

1.00ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 2546210579

Certificate GIA 2546210579

Diamond specifications and retailer prices

From HK$12,869 HKD
As of November 6, 2026
Save HK$31,984 HKD (71%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$44,853 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic 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 2546210579. Listed at 17 retailers as of November 5, 2026, with prices from HK$12,869 to HK$44,853, a HK$31,984 spread on the same certified stone. NZ Jewellers lists it at HK$44,853. 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

1.00
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2546210579
Dimensions6.28 × 6.69 × 3.85 mm
L/W Ratio1.07
Top View
6.28 mm6.69 mm1.00 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateGIA 2546210579
Side View
Table 58.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 57.5%

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 6
Current: HK$44,853 HKD|Low: HK$12,869 HKD|High: HK$44,853 HKD|Avg: HK$25,097 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2HK$12,869 HKD
Retailer 4HK$20,808 HKD
Retailer 9HK$21,451 HKD
Retailer 11HK$21,451 HKD
Retailer 3HK$22,274 HKD
Retailer 6HK$22,705 HKD
Retailer 10HK$24,751 HKD
Retailer 5HK$24,962 HKD
Retailer 7HK$26,185 HKD
Retailer 8HK$37,478 HKD
NZ JewellersHK$44,853 HKD

26 data points across 11 retailers

17 retailersHK$12,869 HKD to HK$44,853 HKD

A
Cheapest Retailer
-
HK$12,869 HKD
B
Retailer 2
-
HK$19,217 HKD
View
B
Retailer 3
-
HK$19,797 HKD
View
Final sale: no returns
B
Retailer 4
-
HK$20,330 HKD
View
B
Retailer 5
-
HK$20,808 HKD
View
B
Retailer 6
-
HK$21,083 HKD
View
B
Retailer 7
-
HK$21,451 HKD
View
Retailer 8
-
HK$21,451 HKD
View
Price last confirmed 9 days ago
B
Retailer 9
-
HK$22,274 HKD
View
B
Retailer 10
-
HK$22,274 HKD
View
B
Retailer 11
-
HK$22,705 HKD
View
Retailer 12
-
HK$24,029 HKD
View
Price last confirmed 31 days ago
B
Retailer 13
-
HK$24,751 HKD
View
B
Retailer 14
-
HK$24,962 HKD
View
B
Retailer 15
-
HK$26,185 HKD
View
B
Retailer 16
-
HK$37,478 HKD
View
Most Expensive
C
NZ Jewellers
82ca3768-f550-4974-89f0-ed29e731af53 · Nov 5
HK$44,853 HKD
$5,723 USD
View
16 more retailers have this diamond
Prices start from HK$12,869 HKDSave up to HK$31,984 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
1.00ct Heart
HK$12,869 HKD