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Marquise|Natural|IGI

1.71ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 824604173

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 824604173

Diamond specifications and retailer prices

From £2,456 GBP
$3,296 USD
As of October 31, 2026
Save £2,050 GBP (45%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £4,506 GBP at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 1.71ct natural marquise diamond

This 1.71ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 824604173. Listed at 8 retailers as of October 27, 2026, with prices from £2,456 to £4,506, a £2,050 spread on the same certified stone. Wholesale Diamonds Direct lists it at £4,506. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.71
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.5°
Pavilion angle37.1°
OriginNatural
Grading LabIGI
CertificateIGI 824604173
Dimensions11.56 × 6.21 × 3.82 mm
L/W Ratio1.86
Girdle conditionFaceted
Top View
11.56 mm6.21 mm1.71 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 824604173
Side View
Table 57.0%Crown 39.5°Girdle: MED-THKPavilion 37.1°Culet: NoneDepth 61.5%

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: £3,279 GBP|Low: £2,456 GBP|High: £5,427 GBP|Avg: £3,449 GBP|-10.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
November 2, 2026
Retailer 2£2,456 GBP
Retailer 4£2,502 GBP
Retailer 3£2,625 GBP
Retailer 7£2,694 GBP
Retailer 5£3,169 GBP
Retailer 1£3,279 GBP
Retailer 6£4,401 GBP
Wholesale Diamonds Direct£4,506 GBP

27 data points across 8 retailers

8 retailers£2,456 GBP to £4,506 GBP

A
Cheapest Retailer
-
£2,456 GBP
$3,296 USD
A
Retailer 2
-
£2,502 GBP
SGD 4,537 SGD
View
A
Retailer 3
-
£2,625 GBP
$3,522 USD
View
Retailer 4
-
£2,694 GBP
$3,615 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£3,169 GBP
$4,253 USD
View
B+
Retailer 6
-
£3,279 GBP
€4,191 EUR
View
B+
Retailer 7
-
£4,401 GBP
$5,906 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
487800675 · Oct 27
£4,506 GBP
$6,047 USD
View
7 more retailers have this diamond
Prices start from £2,456 GBPSave up to £2,050 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.

A
1.71ct Marquise
£2,456 GBP