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Heart|Natural|IGI

0.51ct G VVS1 Heart Natural Diamond

VG • G/VVS1 • IGI 708529609

Shape and cutting style on the report: Heart brilliant

Certificate IGI 708529609

Diamond specifications and retailer prices

From £451 GBP
As of November 6, 2026
Save £663 GBP (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,114 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.51ct natural heart diamond

This 0.51ct natural heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI 708529609. Listed at 7 retailers as of November 4, 2026, with prices from £451 to £1,114, a £663 spread on the same certified stone. MOH London lists it at £1,114. 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

0.51
Carat
G
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle36.7°
OriginNatural
Grading LabIGI
CertificateIGI 708529609
Dimensions4.68 × 5.57 × 3.23 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizePointed
Top View
4.68 mm5.57 mm0.51 ctG / VVS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 708529609
Side View
Table 56.0%Crown 37.6°Girdle: STK-THKPavilion 36.7°Culet: NoneDepth 58.0%

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: £1,114 GBP|Low: £451 GBP|High: £1,129 GBP|Avg: £804 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 7, 2026
Retailer 3£451 GBP
Retailer 2£746 GBP
Retailer 5£763 GBP
Retailer 4£940 GBP
MOH London£1,114 GBP

45 data points across 5 retailers

7 retailers£451 GBP to £1,114 GBP

A
Cheapest Retailer
-
£451 GBP
B+
Retailer 2
-
£625 GBP
View
B+
Retailer 3
-
£708 GBP
View
B+
Retailer 4
-
£746 GBP
View
B+
Retailer 5
-
£763 GBP
View
B
Retailer 6
-
£940 GBP
View
Most Expensive
B
MOH London
A3B26270A · Nov 4
£1,114 GBP
View
6 more retailers have this diamond
Prices start from £451 GBPSave up to £663 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
0.51ct Heart
£451 GBP