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Heart|Natural|GIA

1.57ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 6501528525

Certificate GIA 6501528525

Diamond specifications and retailer prices

From HK$25,088 HKD
As of November 1, 2026
Save HK$26,106 HKD (51%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$51,194 HKD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.57ct natural heart diamond

This 1.57ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6501528525. Listed at 10 retailers as of November 1, 2026, with prices from HK$25,088 to HK$51,194, a HK$26,106 spread on the same certified stone. NZ Jewellers lists it at HK$51,194. 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

1.57
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6501528525
Dimensions6.75 × 8.42 × 4.80 mm
L/W Ratio1.25
Top View
6.75 mm8.42 mm1.57 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6501528525
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 57.0%

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 1
Current: HK$51,194 HKD|Low: HK$25,088 HKD|High: HK$51,194 HKD|Avg: HK$34,072 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
November 3, 2026
Retailer 12HK$25,088 HKD
Retailer 6HK$26,091 HKD
Retailer 13HK$26,302 HKD
Retailer 9HK$29,382 HKD
Retailer 10HK$29,382 HKD
Retailer 8HK$30,519 HKD
Retailer 3HK$30,527 HKD
Retailer 2HK$30,707 HKD
Retailer 4HK$31,679 HKD
Retailer 11HK$33,905 HKD
Retailer 14HK$34,963 HKD
Retailer 5HK$47,471 HKD
Retailer 7HK$49,133 HKD
NZ JewellersHK$51,194 HKD

39 data points across 14 retailers

10 retailersHK$25,088 HKD to HK$51,194 HKD

A
Cheapest Retailer
-
HK$25,088 HKD
A
Retailer 2
-
HK$26,091 HKD
View
Retailer 3
-
HK$29,382 HKD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
HK$29,382 HKD
View
B+
Retailer 5
-
HK$30,519 HKD
View
B+
Retailer 6
-
HK$30,527 HKD
View
B+
Retailer 7
-
HK$30,707 HKD
View
B+
Retailer 8
-
HK$33,905 HKD
View
B
Retailer 9
-
HK$49,133 HKD
View
Most Expensive
B
NZ Jewellers
8fcb2d63-570f-4727-856d-5667d7af08bb · Nov 3
HK$51,194 HKD
$6,532 USD
View
9 more retailers have this diamond
Prices start from HK$25,088 HKDSave up to HK$26,106 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
1.57ct Heart
HK$25,088 HKD