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Round|Natural|IGI

1.29ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 817649848

Shape and cutting style on the report: Round brilliant

Certificate IGI 817649848

Diamond specifications and retailer prices

From £1,107 GBP
As of November 3, 2026
Save £2,422 GBP (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,529 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.29ct natural round diamond

This 1.29ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 817649848. Listed at 15 retailers as of November 2, 2026, with prices from £1,107 to £3,529, a £2,422 spread on the same certified stone. NZ Jewellers lists it at £3,529. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 817649848
Dimensions6.84 × 6.89 × 4.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.84 mm6.89 mm1.29 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 817649848
Side View
Table 58.0%Crown 36.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.5%

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 3
Current: £3,529 GBP|Low: £1,105 GBP|High: £3,611 GBP|Avg: £1,772 GBP|-2.3%
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 10£1,107 GBP
Retailer 14£1,263 GBP
Retailer 11£1,444 GBP
Retailer 12£1,449 GBP
Retailer 2£1,453 GBP
Retailer 6£1,453 GBP
Retailer 13£1,513 GBP
Retailer 5£1,554 GBP
Retailer 7£1,618 GBP
Retailer 4£1,782 GBP
Retailer 8£1,964 GBP
Retailer 9£2,112 GBP
Retailer 3£2,535 GBP
NZ Jewellers£3,529 GBP

21 data points across 14 retailers

15 retailers£1,107 GBP to £3,529 GBP

A
Cheapest Retailer
-
£1,107 GBP
A
Retailer 2
-
£1,263 GBP
View
A
Retailer 3
-
£1,444 GBP
View
A
Retailer 4
-
£1,449 GBP
View
A
Retailer 5
-
£1,453 GBP
View
Retailer 6
-
£1,453 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
£1,513 GBP
View
B+
Retailer 8
-
£1,554 GBP
View
A
Retailer 9
-
£1,597 GBP
View
A
Retailer 10
-
£1,618 GBP
View
A
Retailer 11
-
£1,782 GBP
View
A
Retailer 12
-
£1,964 GBP
View
A
Retailer 13
-
£2,112 GBP
View
B+
Retailer 14
-
£2,535 GBP
View
Most Expensive
B
NZ Jewellers
693bbf22-d3e6-459c-8998-ba30bda9e08b · Nov 2
£3,529 GBP
$4,750 USD
View
14 more retailers have this diamond
Prices start from £1,107 GBPSave up to £2,422 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
1.29ct Round
£1,107 GBP