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Marquise|Natural|IGI

3.01ct G SI2 Marquise Natural Diamond

VG • G/SI2 • IGI 792678242

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 792678242

Diamond specifications and retailer prices

From £13,257 GBP
As of November 5, 2026
Save £8,098 GBP (38%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £21,355 GBP at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.01ct natural marquise diamond

This 3.01ct natural marquise sits in the three to five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 792678242. Listed at 7 retailers as of November 5, 2026, with prices from £13,257 to £21,355, a £8,098 spread on the same certified stone. The Diamond Guys lists it at £21,355. 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

3.01
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 792678242
Dimensions14.57 × 7.69 × 4.53 mm
L/W Ratio1.89
Girdle conditionFaceted
Top View
14.57 mm7.69 mm3.01 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 792678242
Side View
Table 61.0%Crown 35.3°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 58.9%

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 5
Current: £17,246 GBP|Low: £13,184 GBP|High: £23,193 GBP|Avg: £17,845 GBP|-16.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
The Diamond Guys
November 6, 2026
Retailer 2£13,257 GBP
Retailer 7£13,374 GBP
Retailer 3£14,755 GBP
Retailer 5£15,429 GBP
Retailer 1£17,246 GBP
Retailer 6£17,382 GBP
Retailer 4£18,656 GBP
The Diamond Guys£21,355 GBP
Retailer 8£23,193 GBP

28 data points across 9 retailers

7 retailers£13,257 GBP to £21,355 GBP

A
Cheapest Retailer
-
£13,257 GBP
A
Retailer 2
-
£14,755 GBP
View
A
Retailer 3
-
£15,429 GBP
View
A
Retailer 4
-
£17,246 GBP
View
A
Retailer 5
-
£17,382 GBP
View
A
Retailer 6
-
£18,656 GBP
View
Most Expensive
B+
The Diamond Guys
1963437594 · Nov 6
£21,355 GBP
$28,583 USD
View
6 more retailers have this diamond
Prices start from £13,257 GBPSave up to £8,098 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
3.01ct Marquise
£13,257 GBP