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Marquise|Natural|IGI

0.71ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 763647430

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 763647430

Diamond specifications and retailer prices

From £398 GBP
₹50,883 INR
As of November 2, 2026
Save £1,249 GBP (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,648 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.71ct natural marquise diamond

This 0.71ct natural marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 763647430. Listed at 14 retailers as of October 30, 2026, with prices from £398 to £1,648, a £1,249 spread on the same certified stone. NZ Jewellers lists it at £1,648. 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

0.71
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32°
Pavilion angle38.6°
OriginNatural
Grading LabIGI
CertificateIGI 763647430
Dimensions10.23 × 4.66 × 2.67 mm
L/W Ratio2.20
Girdle conditionFaceted
Culet sizePointed
Top View
10.23 mm4.66 mm0.71 ctI / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 763647430
Side View
Table 59.0%Crown 32°Girdle: MediumPavilion 38.6°Culet: NoneDepth 57.3%

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: £1,213 GBP|Low: £397 GBP|High: £1,228 GBP|Avg: £691 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2£398 GBP
Retailer 8£525 GBP
Retailer 7£537 GBP
Retailer 3£662 GBP
Retailer 4£663 GBP
Retailer 5£746 GBP
Retailer 6£785 GBP
Retailer 1£1,213 GBP

28 data points across 8 retailers

14 retailers£398 GBP to £1,648 GBP

A
Cheapest Retailer
-
£398 GBP
₹50,883 INR
Retailer 2
-
£500 GBP
$671 USD
View
Price last confirmed 91 days ago
B+
Retailer 3
-
£525 GBP
$705 USD
View
B+
Retailer 4
-
£525 GBP
$705 USD
View
A
Retailer 5
-
£537 GBP
$720 USD
View
B+
Retailer 6
-
£545 GBP
$732 USD
View
B+
Retailer 7
-
£607 GBP
$814 USD
View
B+
Retailer 8
-
£624 GBP
$837 USD
View
B+
Retailer 9
-
£662 GBP
View
B+
Retailer 10
-
£663 GBP
View
B+
Retailer 11
-
£746 GBP
€954 EUR
View
B+
Retailer 12
-
£785 GBP
ZAR 17,011 ZAR
View
Retailer 13
-
£1,213 GBP
View
Most Expensive
C
NZ Jewellers
593d6ae1-2806-48bd-ac34-a7c3b8231f53 · Oct 30
£1,648 GBP
$2,211 USD
View
13 more retailers have this diamond
Prices start from £398 GBPSave up to £1,249 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
0.71ct Marquise
£398 GBP