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Round|Natural|IGI

1.20ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 324802875

Certificate IGI 324802875

Diamond specifications and retailer prices

From £1,554 GBP
As of November 6, 2026
Save £2,063 GBP (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,617 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 324802875. Listed at 15 retailers as of November 5, 2026, with prices from £1,554 to £3,617, a £2,063 spread on the same certified stone. NZ Jewellers lists it at £3,617. 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
FluorescenceFaint
Crown angle36.3°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 324802875
Dimensions6.78 × 6.73 × 4.24 mm
L/W Ratio1.01
Top View
6.78 mm6.73 mm1.20 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 324802875
Side View
Table 54.5%Crown 36.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
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: £3,617 GBP|Low: £1,554 GBP|High: £3,617 GBP|Avg: £2,113 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
November 5, 2026
Retailer 12£1,554 GBP
Retailer 10£1,563 GBP
Retailer 9£1,571 GBP
Retailer 4£1,730 GBP
Retailer 3£1,731 GBP
Retailer 11£1,810 GBP
Retailer 7£1,901 GBP
Retailer 5£1,986 GBP
Retailer 2£2,110 GBP
Retailer 6£2,112 GBP
Retailer 8£3,023 GBP
NZ Jewellers£3,617 GBP

41 data points across 12 retailers

15 retailers£1,554 GBP to £3,617 GBP

A
Cheapest Retailer
-
£1,554 GBP
A
Retailer 2
-
£1,563 GBP
View
A
Retailer 3
-
£1,571 GBP
View
Retailer 4
-
£1,730 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
£1,730 GBP
View
A
Retailer 6
-
£1,731 GBP
View
A
Retailer 7
-
£1,810 GBP
View
A
Retailer 8
-
£1,834 GBP
View
B+
Retailer 9
-
£1,901 GBP
View
B+
Retailer 10
-
£1,986 GBP
View
B+
Retailer 11
-
£1,996 GBP
View
B+
Retailer 12
-
£2,110 GBP
View
B+
Retailer 13
-
£2,112 GBP
View
B
Retailer 14
-
£3,023 GBP
View
Most Expensive
B
NZ Jewellers
6c7371a7-d400-405b-a03f-8f6d5f1373da · Nov 5
£3,617 GBP
$4,868 USD
View
14 more retailers have this diamond
Prices start from £1,554 GBPSave up to £2,063 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
£1,554 GBP