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Round|Natural|IGI

1.20ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 754512205

Shape and cutting style on the report: Round brilliant

Certificate IGI 754512205

Diamond specifications and retailer prices

From £1,097 GBP
As of November 6, 2026
Save £2,327 GBP (68%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,424 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 754512205. Listed at 19 retailers as of November 5, 2026, with prices from £1,097 to £3,424, a £2,327 spread on the same certified stone. NZ Jewellers lists it at £3,424. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 754512205
Dimensions6.70 × 6.76 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.70 mm6.76 mm1.20 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 754512205
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.4%

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 6
Current: £3,424 GBP|Low: £1,097 GBP|High: £3,424 GBP|Avg: £1,678 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 2£1,097 GBP
Retailer 17£1,219 GBP
Retailer 9£1,279 GBP
Retailer 4£1,404 GBP
Retailer 7£1,404 GBP
Retailer 15£1,418 GBP
Retailer 19£1,441 GBP
Retailer 6£1,466 GBP
Retailer 5£1,469 GBP
Retailer 3£1,506 GBP
Retailer 12£1,542 GBP
Retailer 8£1,549 GBP
Retailer 10£1,620 GBP
Retailer 13£1,627 GBP
Retailer 14£1,713 GBP
Retailer 16£1,866 GBP
Retailer 11£2,118 GBP
Retailer 18£2,459 GBP
NZ Jewellers£3,424 GBP

28 data points across 19 retailers

19 retailers£1,097 GBP to £3,424 GBP

A
Cheapest Retailer
-
£1,097 GBP
A
Retailer 2
-
£1,219 GBP
View
A
Retailer 3
-
£1,279 GBP
View
A
Retailer 4
-
£1,404 GBP
View
Retailer 5
-
£1,404 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£1,418 GBP
View
B+
Retailer 7
-
£1,441 GBP
View
A
Retailer 8
-
£1,466 GBP
View
A
Retailer 9
-
£1,469 GBP
View
A
Retailer 10
-
£1,506 GBP
View
A
Retailer 11
-
£1,542 GBP
View
A
Retailer 12
-
£1,549 GBP
View
A
Retailer 13
-
£1,620 GBP
View
A
Retailer 14
-
£1,627 GBP
View
A
Retailer 15
-
£1,713 GBP
View
A
Retailer 16
-
£1,866 GBP
View
B+
Retailer 17
-
£2,118 GBP
View
B+
Retailer 18
-
£2,459 GBP
View
Most Expensive
B
NZ Jewellers
76badf9d-4340-4ee4-b3cd-94c3fd57a91b · Nov 5
£3,424 GBP
$4,609 USD
View
18 more retailers have this diamond
Prices start from £1,097 GBPSave up to £2,327 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
1.20ct Round
£1,097 GBP