Round|Natural|IGI

1.25ct K VVS1 Round Natural Diamond

EX • K/VVS1 • IGI 654478588

Shape and cutting style on the report: Round brilliant

Certificate IGI 654478588

Diamond specifications and retailer prices

From £1,281 GBP
As of November 6, 2026
Save £1,569 GBP (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,411 GBP at NZ Jewellers · As of October 3, 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 K colour (faint-tinted) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 654478588. Listed at 17 retailers as of November 4, 2026, with a 123% 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

1.25
Carat
K
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 654478588
Dimensions7.00 × 6.92 × 4.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.00 mm6.92 mm1.25 ctK / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 654478588
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £1,281 GBP|Low: £1,281 GBP|High: £2,892 GBP|Avg: £1,879 GBP|-3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1£1,281 GBP
Retailer 2£1,485 GBP
Retailer 3£1,793 GBP
Retailer 4£1,872 GBP
Retailer 5£1,991 GBP
Retailer 7£1,994 GBP
Retailer 6£2,850 GBP

27 data points across 7 retailers

17 retailers£1,281 GBP to £2,850 GBP

Retailer 1
-
£1,255 GBP
Price last confirmed 95 days ago
A
Retailer 2
-
£1,281 GBP
View
Retailer 3
-
£1,370 GBP
View
Price last confirmed 50 days ago
A
Retailer 4
-
£1,474 GBP
View
A
Retailer 5
-
£1,485 GBP
View
Retailer 6
-
£1,581 GBP
View
Price last confirmed 45 days ago
Retailer 7
-
£1,632 GBP
View
Price last confirmed 25 days ago
Retailer 8
-
£1,632 GBP
View
Price last confirmed 29 days ago
A
Retailer 9
-
£1,642 GBP
View
Retailer 10
-
£1,707 GBP
View
Price last confirmed 38 days ago
A
Retailer 11
-
£1,793 GBP
View
A
Retailer 12
-
£1,872 GBP
View
A
Retailer 13
-
£1,991 GBP
View
A
Retailer 14
-
£1,994 GBP
View
B+
Retailer 15
-
£2,850 GBP
View
Retailer 16
-
£3,343 GBP
View
Price last confirmed 46 days ago
Most Expensive
NZ Jewellers
4df80ef1-8981-4f1d-80c9-84a3b5736f93 · Oct 3
£3,411 GBP
$4,591 USD
View
Price last confirmed 34 days ago
16 more retailers have this diamond
Prices start from £1,281 GBPSave up to £1,569 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
£1,281 GBP