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1.71ct J SI2 Round Natural Diamond

EX • J/SI2 • IGI 801639059

Shape and cutting style on the report: Round brilliant

Certificate IGI 801639059

Diamond specifications and retailer prices

From HK$22,926 HKD
₹278,297 INR
As of October 31, 2026
Save HK$29,609 HKD (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$52,535 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.71ct natural round diamond

This 1.71ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 801639059. Listed at 15 retailers as of October 30, 2026, with prices from HK$22,926 to HK$52,535, a HK$29,609 spread on the same certified stone. NZ Jewellers lists it at HK$52,535. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 801639059
Dimensions7.56 × 7.61 × 4.81 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.56 mm7.61 mm1.71 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801639059
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 63.4%

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: Oct 31
Current: HK$52,535 HKD|Low: HK$20,587 HKD|High: HK$52,535 HKD|Avg: HK$30,681 HKD|+19.8%
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 1, 2026
Retailer 7HK$21,026 HKD
Retailer 9HK$22,926 HKD
Retailer 5HK$26,770 HKD
Retailer 6HK$27,021 HKD
Retailer 13HK$27,837 HKD
Retailer 4HK$30,151 HKD
Retailer 11HK$30,151 HKD
Retailer 3HK$31,303 HKD
Retailer 12HK$31,312 HKD
Retailer 10HK$33,273 HKD
Retailer 15HK$34,774 HKD
Retailer 14HK$34,796 HKD
Retailer 2HK$39,019 HKD
Retailer 8HK$50,428 HKD
NZ JewellersHK$52,535 HKD

35 data points across 15 retailers

15 retailersHK$22,926 HKD to HK$52,535 HKD

Retailer 1
-
HK$21,026 HKD
$2,680 USD
Price last confirmed 25 days ago
A
Retailer 2
-
HK$22,926 HKD
₹278,297 INR
View
B+
Retailer 3
-
HK$26,770 HKD
$3,412 USD
View
B+
Retailer 4
-
HK$27,021 HKD
$3,444 USD
View
B+
Retailer 5
-
HK$27,837 HKD
$3,548 USD
View
Final sale: no returns
B+
Retailer 6
-
HK$30,151 HKD
$3,843 USD
View
B+
Retailer 7
-
HK$30,151 HKD
$3,843 USD
View
B+
Retailer 8
-
HK$31,303 HKD
$3,990 USD
View
B+
Retailer 9
-
HK$31,312 HKD
$3,991 USD
View
B+
Retailer 10
-
HK$33,273 HKD
€4,039 EUR
View
B+
Retailer 11
-
HK$34,774 HKD
£3,490 GBP
View
B+
Retailer 12
-
HK$34,796 HKD
$4,435 USD
View
B+
Retailer 13
-
HK$39,019 HKD
£3,916 GBP
View
B
Retailer 14
-
HK$50,428 HKD
£5,061 GBP
View
Most Expensive
B
NZ Jewellers
9952c8a8-f37f-4281-aa94-500891b9f8d2 · Oct 30
HK$52,535 HKD
$6,696 USD
View
14 more retailers have this diamond
Prices start from HK$22,926 HKDSave up to HK$29,609 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 Round
HK$22,926 HKD