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Round|Natural|IGI

1.05ct L VS1 Round Natural Diamond

EX • L/VS1 • IGI 823686906

Shape and cutting style on the report: Round brilliant

Certificate IGI 823686906

Diamond specifications and retailer prices

From £988 GBP
As of November 4, 2026
Save £1,776 GBP (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,765 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded L colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 823686906. Listed at 14 retailers as of November 2, 2026, with prices from £988 to £2,765, a £1,776 spread on the same certified stone. NZ Jewellers lists it at £2,765. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
L
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 823686906
Dimensions6.49 × 6.46 × 4.07 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.49 mm6.46 mm1.05 ctL / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 823686906
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.8%

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 4
Current: £2,765 GBP|Low: £988 GBP|High: £2,765 GBP|Avg: £1,309 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
Retailer 14
November 4, 2026
Retailer 7£988 GBP
Retailer 12£1,051 GBP
Retailer 2£1,058 GBP
Retailer 6£1,132 GBP
Retailer 3£1,133 GBP
Retailer 11£1,133 GBP
Retailer 5£1,184 GBP
Retailer 10£1,186 GBP
Retailer 13£1,200 GBP
Retailer 14£1,234 GBP
Retailer 4£1,308 GBP
Retailer 9£1,383 GBP
Retailer 8£1,540 GBP
NZ Jewellers£2,765 GBP

32 data points across 14 retailers

14 retailers£988 GBP to £2,765 GBP

A
Cheapest Retailer
-
£988 GBP
A
Retailer 2
-
£1,051 GBP
View
A
Retailer 3
-
£1,058 GBP
View
A
Retailer 4
-
£1,132 GBP
View
A
Retailer 5
-
£1,133 GBP
View
Retailer 6
-
£1,133 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
£1,184 GBP
View
A
Retailer 8
-
£1,186 GBP
View
B+
Retailer 9
-
£1,200 GBP
View
B+
Retailer 10
-
£1,234 GBP
View
B+
Retailer 11
-
£1,308 GBP
View
B+
Retailer 12
-
£1,383 GBP
View
B+
Retailer 13
-
£1,540 GBP
View
Most Expensive
C
NZ Jewellers
f456d03e-ebca-4ad8-bf31-b7a374e09fc0 · Nov 2
£2,765 GBP
$3,721 USD
View
13 more retailers have this diamond
Prices start from £988 GBPSave up to £1,776 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
1.05ct Round
£988 GBP