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Marquise|Natural|IGI

1.03ct I I1 Marquise Natural Diamond

VG • I/I1 • IGI 700529147

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 700529147

Diamond specifications and retailer prices

From £901 GBP
$1,209 USD
As of November 1, 2026
Save £1,393 GBP (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,294 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.03ct natural marquise diamond

This 1.03ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 700529147. Listed at 8 retailers as of October 30, 2026, with prices from £901 to £2,294, a £1,393 spread on the same certified stone. NZ Jewellers lists it at £2,294. 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

1.03
Carat
I
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 700529147
Dimensions9.60 × 5.34 × 3.42 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Top View
9.60 mm5.34 mm1.03 ctI / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 700529147
Side View
Table 60.0%Crown 37.6°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 64.0%

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 1
Current: £2,294 GBP|Low: £548 GBP|High: £2,294 GBP|Avg: £1,113 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 10£548 GBP
Retailer 8£901 GBP
Retailer 5£940 GBP
Retailer 6£940 GBP
Retailer 3£976 GBP
Retailer 4£979 GBP
Retailer 7£1,085 GBP
Retailer 9£1,119 GBP
Retailer 2£1,313 GBP
NZ Jewellers£2,294 GBP

20 data points across 10 retailers

8 retailers£901 GBP to £2,294 GBP

B+
Cheapest Retailer
-
£901 GBP
$1,209 USD
B+
Retailer 2
-
£940 GBP
$1,262 USD
View
B+
Retailer 3
-
£940 GBP
$1,262 USD
View
B+
Retailer 4
-
£976 GBP
$1,310 USD
View
B+
Retailer 5
-
£979 GBP
$1,314 USD
View
B+
Retailer 6
-
£1,085 GBP
$1,456 USD
View
B+
Retailer 7
-
£1,313 GBP
€1,678 EUR
View
Most Expensive
B
NZ Jewellers
1fd5807f-474a-4856-9fa1-456c00c71ea7 · Oct 30
£2,294 GBP
$3,078 USD
View
7 more retailers have this diamond
Prices start from £901 GBPSave up to £1,393 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+
1.03ct Marquise
£901 GBP