CaratHunter
Plans
Round|Natural|GIA

1.71ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 1518595128

Certificate GIA 1518595128

Diamond specifications and retailer prices

From £4,511 GBP
As of November 6, 2026
Save £4,485 GBP (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £8,995 GBP at NZ Jewellers · As of November 5, 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 GIA 1518595128. Listed at 7 retailers as of November 5, 2026, with prices from £4,511 to £8,995, a £4,485 spread on the same certified stone. NZ Jewellers lists it at £8,995. 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
FluorescenceMedium
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1518595128
Dimensions7.61 × 7.66 × 4.77 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
Additional clouds are not shown. Additional pinpoints are not shown.
Top View
7.61 mm7.66 mm1.71 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1518595128
Side View
Table 58.0%Crown 35°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £8,995 GBP|Low: £4,962 GBP|High: £8,995 GBP|Avg: £6,349 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7£4,962 GBP
Retailer 2£5,072 GBP
Retailer 4£5,326 GBP
Retailer 6£5,779 GBP
Retailer 3£6,562 GBP
Retailer 5£7,474 GBP
NZ Jewellers£8,995 GBP

43 data points across 7 retailers

7 retailers£4,511 GBP to £8,995 GBP

B+
Cheapest Retailer
-
£4,511 GBP
B+
Retailer 2
-
£4,962 GBP
View
B+
Retailer 3
-
£5,072 GBP
View
B+
Retailer 4
-
£5,326 GBP
View
B
Retailer 5
-
£6,562 GBP
View
B
Retailer 6
-
£7,474 GBP
View
Most Expensive
B
NZ Jewellers
e3a2a093-e4b0-4307-bdb3-a90d4417e174 · Nov 5
£8,995 GBP
$12,107 USD
View
6 more retailers have this diamond
Prices start from £4,511 GBPSave up to £4,485 GBP

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.

B+
1.71ct Round
£4,511 GBP