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Round|Natural|IGI

3.06ct I VS1 Round Natural Diamond

EX • I/VS1 • IGI 778680001

Shape and cutting style on the report: Round brilliant

Certificate IGI 778680001

Diamond specifications and retailer prices

From £16,419 GBP
As of November 4, 2026
Save £10,923 GBP (40%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £27,343 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.06ct natural round diamond

This 3.06ct natural round sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 778680001. Listed at 14 retailers as of November 4, 2026, with prices from £16,419 to £27,343, a £10,923 spread on the same certified stone. MOH London lists it at £27,343. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

3.06
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 778680001
Dimensions9.22 × 9.29 × 5.77 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.22 mm9.29 mm3.06 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 778680001
Side View
Table 56.0%Crown 35.6°Girdle: MediumPavilion 40.7°CuletDepth 62.4%

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 4
Current: £27,343 GBP|Low: £16,419 GBP|High: £28,832 GBP|Avg: £20,390 GBP|-5.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 7£16,419 GBP
Retailer 3£17,642 GBP
Retailer 5£17,812 GBP
Retailer 12£18,569 GBP
Retailer 6£18,767 GBP
Retailer 10£18,861 GBP
Retailer 2£19,909 GBP
Retailer 4£20,135 GBP
Retailer 8£21,228 GBP
Retailer 11£21,558 GBP
Retailer 9£22,635 GBP
MOH London£27,343 GBP

28 data points across 12 retailers

14 retailers£16,419 GBP to £27,343 GBP

A
Cheapest Retailer
-
£16,419 GBP
A
Retailer 2
-
£17,642 GBP
View
A
Retailer 3
-
£17,812 GBP
View
A
Retailer 4
-
£18,569 GBP
View
Final sale: no returns
A
Retailer 5
-
£18,767 GBP
View
A
Retailer 6
-
£18,861 GBP
View
A
Retailer 7
-
£19,909 GBP
View
Retailer 8
-
£21,142 GBP
View
Price last confirmed 37 days ago
A
Retailer 9
-
£21,228 GBP
View
Retailer 10
-
£21,558 GBP
View
Price last confirmed 10 days ago
Retailer 11
-
£21,813 GBP
View
Price last confirmed 35 days ago
Retailer 12
-
£22,635 GBP
View
Price last confirmed 9 days ago
Retailer 13
-
£22,652 GBP
View
Price last confirmed 37 days ago
Most Expensive
B+
MOH London
0BF93904B · Nov 4
£27,343 GBP
View
13 more retailers have this diamond
Prices start from £16,419 GBPSave up to £10,923 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
3.06ct Round
£16,419 GBP