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Heart|Natural|GIA

1.00ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 6542701297

Certificate GIA 6542701297

Diamond specifications and retailer prices

From HK$10,353 HKD
As of November 6, 2026
Save HK$17,015 HKD (62%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$27,368 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 6542701297. Listed at 15 retailers as of November 5, 2026, with prices from HK$10,353 to HK$27,368, a HK$17,015 spread on the same certified stone. NZ Jewellers lists it at HK$27,368. 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
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542701297
Dimensions5.99 × 7.00 × 4.15 mm
L/W Ratio1.17
Top View
5.99 mm7.00 mm1.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542701297
Side View
Table 61.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 59.4%

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$27,368 HKD|Low: HK$9,812 HKD|High: HK$27,368 HKD|Avg: HK$13,546 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
Retailer 14
Retailer 15
November 7, 2026
Retailer 6HK$10,353 HKD
Retailer 4HK$10,400 HKD
Retailer 10HK$10,878 HKD
Retailer 12HK$11,223 HKD
Retailer 14HK$11,223 HKD
Retailer 9HK$11,247 HKD
Retailer 13HK$11,740 HKD
Retailer 3HK$11,991 HKD
Retailer 8HK$12,344 HKD
Retailer 5HK$12,665 HKD
Retailer 15HK$12,947 HKD
Retailer 11HK$13,692 HKD
Retailer 7HK$15,134 HKD
Retailer 2HK$19,546 HKD
NZ JewellersHK$27,368 HKD

35 data points across 15 retailers

15 retailersHK$10,353 HKD to HK$27,368 HKD

A
Cheapest Retailer
-
HK$10,353 HKD
Final sale: no returns
A
Retailer 2
-
HK$10,400 HKD
View
A
Retailer 3
-
HK$10,878 HKD
View
Retailer 4
-
HK$11,223 HKD
View
Price last confirmed 9 days ago
A
Retailer 5
-
HK$11,223 HKD
View
A
Retailer 6
-
HK$11,247 HKD
View
A
Retailer 7
-
HK$11,740 HKD
View
A
Retailer 8
-
HK$11,991 HKD
View
A
Retailer 9
-
HK$12,344 HKD
View
Retailer 10
-
HK$12,665 HKD
View
Price last confirmed 16 days ago
A
Retailer 11
-
HK$12,947 HKD
View
A
Retailer 12
-
HK$13,692 HKD
View
Retailer 13
-
HK$15,134 HKD
View
Price last confirmed 33 days ago
B+
Retailer 14
-
HK$19,546 HKD
View
Most Expensive
B
NZ Jewellers
e89ec0f3-5174-4a32-893e-05b0202c198d · Nov 5
HK$27,368 HKD
$3,492 USD
View
14 more retailers have this diamond
Prices start from HK$10,353 HKDSave up to HK$17,015 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$10,353 HKD