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Marquise|Natural|IGI

3.01ct H SI1 Marquise Natural Diamond

VG • H/SI1 • IGI 792677774

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 792677774

Diamond specifications and retailer prices

From £17,702 GBP
As of November 6, 2026
Save £7,962 GBP (31%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £25,664 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 792677774. Listed at 8 retailers as of November 6, 2026, with prices from £17,702 to £25,664, a £7,962 spread on the same certified stone. The Diamond Guys lists it at £25,664. 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
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 792677774
Dimensions13.98 × 7.56 × 4.90 mm
L/W Ratio1.85
Girdle conditionFaceted
Culet sizePointed
Top View
13.98 mm7.56 mm3.01 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 792677774
Side View
Table 62.0%Crown 39.3°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 64.8%

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 6
Current: £18,729 GBP|Low: £17,701 GBP|High: £24,738 GBP|Avg: £21,004 GBP|-9.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3£17,702 GBP
Retailer 1£18,729 GBP
Retailer 5£18,835 GBP
Retailer 4£18,992 GBP
Retailer 2£20,941 GBP
Retailer 7£21,075 GBP
Retailer 6£22,034 GBP

43 data points across 7 retailers

8 retailers£17,702 GBP to £25,664 GBP

A
Cheapest Retailer
-
£17,702 GBP
A
Retailer 2
-
£18,729 GBP
View
A
Retailer 3
-
£18,835 GBP
View
A
Retailer 4
-
£18,992 GBP
View
A
Retailer 5
-
£20,941 GBP
View
A
Retailer 6
-
£21,075 GBP
View
B+
Retailer 7
-
£22,034 GBP
View
Most Expensive
B+
The Diamond Guys
1961065994 · Nov 6
£25,664 GBP
$34,351 USD
View
7 more retailers have this diamond
Prices start from £17,702 GBPSave up to £7,962 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
£17,702 GBP