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Heart|Natural|GIA

1.71ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 7556319480

Certificate GIA 7556319480

Diamond specifications and retailer prices

From HK$29,104 HKD
£2,921 GBP
As of November 2, 2026
Save HK$22,877 HKD (44%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$51,980 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.71ct natural heart diamond

This 1.71ct natural heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556319480. Listed at 6 retailers as of October 30, 2026, with prices from HK$29,104 to HK$51,980, a HK$22,877 spread on the same certified stone. NZ Jewellers lists it at HK$51,980. 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

1.71
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.32°
Pavilion angle40.22°
OriginNatural
Grading LabGIA
CertificateGIA 7556319480
Dimensions7.43 × 8.14 × 4.83 mm
L/W Ratio1.10
Girdle conditionVery Thick
Key to symbols
Twinning Wisp, Crystal
Top View
7.43 mm8.14 mm1.71 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556319480
Side View
Table 62.0%Crown 41.32°Girdle: STK-VTKPavilion 40.22°Culet: NoneDepth 59.3%

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$51,980 HKD|Low: HK$27,885 HKD|High: HK$52,781 HKD|Avg: HK$36,544 HKD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7HK$27,885 HKD
Retailer 2HK$29,104 HKD
Retailer 4HK$29,839 HKD
Retailer 5HK$30,984 HKD
Retailer 6HK$30,984 HKD
Retailer 3HK$49,902 HKD
NZ JewellersHK$51,980 HKD

35 data points across 7 retailers

6 retailersHK$29,104 HKD to HK$51,980 HKD

A
Cheapest Retailer
-
HK$29,104 HKD
£2,921 GBP
A
Retailer 2
-
HK$29,839 HKD
$3,803 USD
View
A
Retailer 3
-
HK$30,984 HKD
$3,949 USD
View
A
Retailer 4
-
HK$30,984 HKD
$3,949 USD
View
B+
Retailer 5
-
HK$49,902 HKD
£5,008 GBP
View
Most Expensive
B
NZ Jewellers
4fcec8c5-853b-40df-861e-559d0197ca51 · Oct 30
HK$51,980 HKD
$6,625 USD
View
5 more retailers have this diamond
Prices start from HK$29,104 HKDSave up to HK$22,877 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
1.71ct Heart
HK$29,104 HKD