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Round|Natural|IGI

1.09ct M VS2 Round Natural Diamond

EX • M/VS2 • IGI 831672373

Shape and cutting style on the report: Round brilliant

Certificate IGI 831672373

Diamond specifications and retailer prices

From £851 GBP
As of November 4, 2026
Save £1,471 GBP (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,322 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded M colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 831672373. Listed at 13 retailers as of November 4, 2026, with prices from £851 to £2,322, a £1,471 spread on the same certified stone. NZ Jewellers lists it at £2,322. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
M
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 831672373
Dimensions6.61 × 6.63 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.61 mm6.63 mm1.09 ctM / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 831672373
Side View
Table 61.0%Crown 33.1°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 61.3%

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: £2,322 GBP|Low: £851 GBP|High: £2,322 GBP|Avg: £1,120 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 8£851 GBP
Retailer 4£912 GBP
Retailer 2£923 GBP
Retailer 3£952 GBP
Retailer 10£952 GBP
Retailer 9£988 GBP
Retailer 5£991 GBP
Retailer 13£1,036 GBP
Retailer 11£1,051 GBP
Retailer 12£1,098 GBP
Retailer 7£1,161 GBP
Retailer 6£1,318 GBP
NZ Jewellers£2,322 GBP

31 data points across 13 retailers

13 retailers£851 GBP to £2,322 GBP

A
Cheapest Retailer
-
£851 GBP
A
Retailer 2
-
£912 GBP
View
A
Retailer 3
-
£923 GBP
View
A
Retailer 4
-
£952 GBP
View
Retailer 5
-
£952 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£988 GBP
View
A
Retailer 7
-
£991 GBP
View
B+
Retailer 8
-
£1,036 GBP
View
B+
Retailer 9
-
£1,051 GBP
View
B+
Retailer 10
-
£1,098 GBP
View
A
Retailer 11
-
£1,161 GBP
View
B+
Retailer 12
-
£1,318 GBP
View
Most Expensive
C
NZ Jewellers
4f6fd671-be28-4b8f-a150-6bfa38e000e0 · Nov 5
£2,322 GBP
$3,125 USD
View
12 more retailers have this diamond
Prices start from £851 GBPSave up to £1,471 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
1.09ct Round
£851 GBP