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Round|Natural|IGI

1.25ct I VS2 Round Natural Diamond

EX • I/VS2 • IGI 828654457

Shape and cutting style on the report: Round brilliant

Certificate IGI 828654457

Diamond specifications and retailer prices

From £2,046 GBP
$2,741 USD
As of October 30, 2026
Save £2,598 GBP (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £4,644 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 828654457. Listed at 14 retailers as of October 30, 2026, with prices from £2,046 to £4,644, a £2,598 spread on the same certified stone. NZ Jewellers lists it at £4,644. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
I
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 828654457
Dimensions6.81 × 6.85 × 4.27 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.81 mm6.85 mm1.25 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828654457
Side View
Table 57.0%Crown 36.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.5%

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: Oct 30
Current: £4,644 GBP|Low: £2,046 GBP|High: £4,644 GBP|Avg: £2,455 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
October 31, 2026
Retailer 7£2,046 GBP
Retailer 5£2,073 GBP
Retailer 9£2,129 GBP
Retailer 12£2,176 GBP
Retailer 2£2,180 GBP
Retailer 11£2,229 GBP
Retailer 4£2,237 GBP
Retailer 3£2,315 GBP
Retailer 10£2,452 GBP
Retailer 8£2,493 GBP
Retailer 6£2,563 GBP
Retailer 13£3,761 GBP
NZ Jewellers£4,644 GBP

6 data points across 13 retailers

14 retailers£2,046 GBP to £4,644 GBP

A
Cheapest Retailer
-
£2,046 GBP
$2,741 USD
A
Retailer 2
-
£2,059 GBP
SGD 3,728 SGD
View
A
Retailer 3
-
£2,073 GBP
$2,777 USD
View
A
Retailer 4
-
£2,129 GBP
View
A
Retailer 5
-
£2,176 GBP
$2,915 USD
View
A
Retailer 6
-
£2,180 GBP
View
A
Retailer 7
-
£2,229 GBP
$2,987 USD
View
A
Retailer 8
-
£2,237 GBP
$2,997 USD
View
A
Retailer 9
-
£2,315 GBP
$3,102 USD
View
A
Retailer 10
-
£2,452 GBP
€3,129 EUR
View
A
Retailer 11
-
£2,493 GBP
View
A
Retailer 12
-
£2,563 GBP
$3,434 USD
View
B+
Retailer 13
-
£3,761 GBP
View
Most Expensive
B
NZ Jewellers
9c6b0287-12bd-468f-bd8c-7c01f4e5dd9e · Oct 30
£4,644 GBP
$6,222 USD
View
13 more retailers have this diamond
Prices start from £2,046 GBPSave up to £2,598 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
1.25ct Round
£2,046 GBP