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Marquise|Natural|IGI

2.05ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 782658163

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 782658163

Diamond specifications and retailer prices

From £5,098 GBP
As of November 2, 2026
Save £3,644 GBP (42%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £8,742 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 2.05ct natural marquise diamond

This 2.05ct natural marquise sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 782658163. Listed at 5 retailers as of November 2, 2026, with prices from £5,098 to £8,742, a £3,644 spread on the same certified stone. NZ Jewellers lists it at £8,742. 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

2.05
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 782658163
Dimensions11.42 × 6.43 × 4.47 mm
L/W Ratio1.78
Girdle conditionFaceted
Culet sizePointed
Top View
11.42 mm6.43 mm2.05 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 782658163
Side View
Table 59.0%Crown 43°Girdle: THK-VTKPavilion 41.2°Culet: NoneDepth 69.5%

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: Nov 2
Current: £8,742 GBP|Low: £4,662 GBP|High: £8,872 GBP|Avg: £6,213 GBP|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6£4,662 GBP
Retailer 3£5,098 GBP
Retailer 5£5,227 GBP
Retailer 4£5,307 GBP
Retailer 2£7,700 GBP
NZ Jewellers£8,742 GBP

27 data points across 6 retailers

5 retailers£5,098 GBP to £8,742 GBP

A
Cheapest Retailer
-
£5,098 GBP
A
Retailer 2
-
£5,227 GBP
View
A
Retailer 3
-
£5,307 GBP
View
B+
Retailer 4
-
£7,700 GBP
View
Most Expensive
B+
NZ Jewellers
d86cce41-4164-482c-94a7-857e73cd6ff7 · Nov 3
£8,742 GBP
$11,766 USD
View
4 more retailers have this diamond
Prices start from £5,098 GBPSave up to £3,644 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
2.05ct Marquise
£5,098 GBP