Round|Natural|IGI

1.31ct M VS2 Round Natural Diamond

EX • M/VS2 • IGI 768699137

Shape and cutting style on the report: Round brilliant

Certificate IGI 768699137

Diamond specifications and retailer prices

From £622 GBP
As of November 5, 2026
Save £498 GBP (44%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,961 GBP at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 768699137. Listed at 13 retailers as of November 5, 2026, with a 80% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
M
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 768699137
Dimensions6.90 × 6.94 × 4.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.90 mm6.94 mm1.31 ctM / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 768699137
Side View
Table 60.0%Crown 36°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £780 GBP|Low: £622 GBP|High: £1,130 GBP|Avg: £872 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2£622 GBP
Retailer 5£770 GBP
Retailer 1£780 GBP
Retailer 6£906 GBP
Retailer 4£981 GBP
Retailer 3£1,120 GBP

44 data points across 6 retailers

13 retailers£622 GBP to £1,120 GBP

A
Cheapest Retailer
-
£622 GBP
A
Retailer 2
-
£770 GBP
View
A
Retailer 3
-
£780 GBP
View
Retailer 4
-
£790 GBP
View
Price last confirmed 95 days ago
Retailer 5
-
£804 GBP
View
Price last confirmed 29 days ago
Retailer 6
-
£804 GBP
View
Price last confirmed 25 days ago
Retailer 7
-
£835 GBP
View
Price last confirmed 38 days ago
A
Retailer 8
-
£903 GBP
View
A
Retailer 9
-
£906 GBP
View
Retailer 10
-
£928 GBP
View
Price last confirmed 28 days ago
A
Retailer 11
-
£981 GBP
View
A
Retailer 12
-
£1,120 GBP
View
Most Expensive
NZ Jewellers
e73d7918-d241-44c0-b768-a2ce3b8e5953 · Sep 28
£1,961 GBP
$2,640 USD
View
Price last confirmed 39 days ago
12 more retailers have this diamond
Prices start from £622 GBPSave up to £498 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
1.31ct Round
£622 GBP