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Heart|Natural|GIA

0.51ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 7562710292

Certificate GIA 7562710292

Diamond specifications and retailer prices

From £426 GBP
$571 USD
As of October 31, 2026
Save £1,023 GBP (71%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,449 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural heart diamond

This 0.51ct natural heart sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7562710292. Listed at 11 retailers as of October 30, 2026, with prices from £426 to £1,449, a £1,023 spread on the same certified stone. NZ Jewellers lists it at £1,449. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7562710292
Dimensions5.45 × 4.85 × 3.30 mm
L/W Ratio1.12
Top View
5.45 mm4.85 mm0.51 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 7562710292
Side View
Table 60.0%CrownGirdlePavilionCulet: NoneDepth 60.6%

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: Oct 31
Current: £1,449 GBP|Low: £426 GBP|High: £1,449 GBP|Avg: £738 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10£426 GBP
Retailer 8£498 GBP
Retailer 2£552 GBP
Retailer 7£561 GBP
Retailer 4£568 GBP
Retailer 3£579 GBP
Retailer 9£581 GBP
Retailer 6£682 GBP
Retailer 5£1,067 GBP
Retailer 11£1,374 GBP
NZ Jewellers£1,449 GBP

5 data points across 11 retailers

11 retailers£426 GBP to £1,449 GBP

A
Cheapest Retailer
-
£426 GBP
$571 USD
Final sale: no returns
B+
Retailer 2
-
£498 GBP
$667 USD
View
B+
Retailer 3
-
£552 GBP
View
B+
Retailer 4
-
£561 GBP
$751 USD
View
B+
Retailer 5
-
£568 GBP
View
B+
Retailer 6
-
£579 GBP
View
B+
Retailer 7
-
£581 GBP
$779 USD
View
B+
Retailer 8
-
£682 GBP
€870 EUR
View
B
Retailer 9
-
£1,067 GBP
View
B
Retailer 10
-
£1,374 GBP
View
Most Expensive
B
NZ Jewellers
05064961-6819-4502-8da2-f4ec46bf05da · Oct 30
£1,449 GBP
$1,942 USD
View
10 more retailers have this diamond
Prices start from £426 GBPSave up to £1,023 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
£426 GBP