Heart|Natural|IGI

0.40ct K VS1 Heart Natural Diamond

VG • K/VS1 • IGI 815655863

Shape and cutting style on the report: Heart brilliant

Certificate IGI 815655863

Diamond specifications and retailer prices

From £131 GBP
As of November 6, 2026
Save £743 GBP (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £874 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 0.4ct natural heart diamond

This 0.4ct natural heart sits in the sub-half-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 815655863. Listed at 12 retailers as of November 3, 2026, with prices from £131 to £874, a £743 spread on the same certified stone. NZ Jewellers lists it at £874. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.40
Carat
K
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.6°
Pavilion angle36.7°
OriginNatural
Grading LabIGI
CertificateIGI 815655863
Dimensions5.14 × 4.61 × 2.87 mm
L/W Ratio1.11
Girdle conditionFaceted
Top View
5.14 mm4.61 mm0.40 ctK / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 815655863
Side View
Table 58.0%Crown 39.6°Girdle: STK-THKPavilion 36.7°Culet: NoneDepth 55.8%

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: £874 GBP|Low: £131 GBP|High: £903 GBP|Avg: £306 GBP|-3.1%
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 6, 2026
Retailer 2£131 GBP
Retailer 9£193 GBP
Retailer 12£197 GBP
Retailer 3£209 GBP
Retailer 10£216 GBP
Retailer 7£225 GBP
Retailer 4£247 GBP
Retailer 6£272 GBP
Retailer 8£300 GBP
Retailer 5£325 GBP
Retailer 11£447 GBP
NZ Jewellers£874 GBP

24 data points across 12 retailers

12 retailers£131 GBP to £874 GBP

A
Cheapest Retailer
-
£131 GBP
A
Retailer 2
-
£193 GBP
View
A
Retailer 3
-
£197 GBP
View
Retailer 4
-
£209 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
£216 GBP
View
A
Retailer 6
-
£225 GBP
View
Retailer 7
-
£247 GBP
View
Price last confirmed 6 days ago
B+
Retailer 8
-
£272 GBP
View
B+
Retailer 9
-
£300 GBP
View
B+
Retailer 10
-
£325 GBP
View
B
Retailer 11
-
£447 GBP
View
Most Expensive
B
NZ Jewellers
9a5ae0c2-79f0-41b9-bc2e-f666af1e6aa2 · Nov 3
£874 GBP
$1,170 USD
View
11 more retailers have this diamond
Prices start from £131 GBPSave up to £743 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
0.40ct Heart
£131 GBP