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Round|Natural|IGI

1.71ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 639424828

Shape and cutting style on the report: Round brilliant

Certificate IGI 639424828

Diamond specifications and retailer prices

From HK$26,117 HKD
As of November 5, 2026
Save HK$25,144 HKD (49%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$52,053 HKD at NZ Jewellers · As of September 19, 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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 639424828. Listed at 17 retailers as of November 5, 2026, with a 96% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 639424828
Dimensions7.69 × 7.63 × 4.75 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.69 mm7.63 mm1.71 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 639424828
Side View
Table 56.0%Crown 35°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.0%

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 5
Current: HK$51,261 HKD|Low: HK$26,117 HKD|High: HK$53,645 HKD|Avg: HK$34,654 HKD|-4.4%
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
November 6, 2026
Retailer 9HK$26,117 HKD
Retailer 12HK$26,556 HKD
Retailer 5HK$26,713 HKD
Retailer 13HK$29,420 HKD
Retailer 4HK$29,875 HKD
Retailer 10HK$30,557 HKD
Retailer 2HK$30,636 HKD
Retailer 7HK$33,821 HKD
Retailer 11HK$33,946 HKD
Retailer 6HK$34,244 HKD
Retailer 8HK$35,907 HKD
Retailer 3HK$49,966 HKD
NZ JewellersHK$51,261 HKD

35 data points across 13 retailers

17 retailersHK$26,117 HKD to HK$51,261 HKD

A
Cheapest Retailer
-
HK$26,117 HKD
A
Retailer 2
-
HK$26,556 HKD
View
A
Retailer 3
-
HK$26,713 HKD
View
Retailer 4
-
HK$28,533 HKD
View
Price last confirmed 102 days ago
A
Retailer 5
-
HK$29,420 HKD
View
Retailer 6
-
HK$29,875 HKD
View
Price last confirmed 44 days ago
Retailer 7
-
HK$29,875 HKD
View
Price last confirmed 12 days ago
A
Retailer 8
-
HK$30,557 HKD
View
A
Retailer 9
-
HK$30,636 HKD
View
A
Retailer 10
-
HK$33,821 HKD
View
A
Retailer 11
-
HK$33,946 HKD
View
A
Retailer 12
-
HK$34,244 HKD
View
Retailer 13
-
HK$34,472 HKD
View
Price last confirmed 45 days ago
A
Retailer 14
-
HK$35,907 HKD
View
B+
Retailer 15
-
HK$49,966 HKD
View
B+
Retailer 16
-
HK$51,261 HKD
View
Most Expensive
NZ Jewellers
ece66a54-529a-4bbf-bcc1-8db3d606065c · Sep 19
HK$52,053 HKD
$6,635 USD
View
Price last confirmed 47 days ago
16 more retailers have this diamond
Prices start from HK$26,117 HKDSave up to HK$25,144 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$26,117 HKD