Heart|Natural|GIA

0.42ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 6515482839

Certificate GIA 6515482839

Diamond specifications and retailer prices

From €416 EUR
£366 GBP
As of November 2, 2026
13 retailers carry this diamond
Most expensive: €1,656 EUR at NZ Jewellers · As of October 18, 2026
View at NZ Jewellers

About this 0.42ct natural heart diamond

This 0.42ct natural heart sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6515482839. Listed at 13 retailers as of November 2, 2026. 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

0.42
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.61°
Pavilion angle38.78°
OriginNatural
Grading LabGIA
CertificateGIA 6515482839
Dimensions4.45 × 5.19 × 3.09 mm
L/W Ratio1.17
Top View
4.45 mm5.19 mm0.42 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6515482839
Side View
Table 57.0%Crown 37.61°Girdle: STK-VTKPavilion 38.78°Culet: NoneDepth 59.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €1,656 EUR|Low: €409 EUR|High: €1,656 EUR|Avg: €627 EUR
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 2, 2026
Retailer 2€416 EUR
Retailer 11€432 EUR
Retailer 4€465 EUR
Retailer 13€465 EUR
Retailer 5€478 EUR
Retailer 9€499 EUR
Retailer 12€561 EUR
Retailer 8€573 EUR
Retailer 6€613 EUR
Retailer 3€674 EUR
Retailer 14€692 EUR
Retailer 7€858 EUR
Retailer 10€980 EUR
NZ Jewellers€1,656 EUR

46 data points across 14 retailers

13 retailers

A
Cheapest Retailer
-
€416 EUR
£366 GBP
Retailer 2
-
€432 EUR
$483 USD
View
Price last confirmed 15 days ago
Retailer 3
-
€465 EUR
$520 USD
View
Price last confirmed 16 days ago
Retailer 4
-
€499 EUR
$557 USD
View
Price last confirmed 14 days ago
Retailer 5
-
€549 EUR
$614 USD
View
Price last confirmed 15 days ago
Retailer 6
-
€561 EUR
$627 USD
View
Price last confirmed 14 days ago
Retailer 7
-
€573 EUR
£504 GBP
View
Price last confirmed 10 days ago
Retailer 8
-
€574 EUR
$641 USD
View
Price last confirmed 14 days ago
Retailer 9
-
€613 EUR
$685 USD
View
Price last confirmed 13 days ago
Retailer 10
-
€674 EUR
ZAR 12,156 ZAR
View
Price last confirmed 29 days ago
Retailer 11
-
€692 EUR
A$1,189 AUD
View
Price last confirmed 28 days ago
Retailer 12
-
€980 EUR
£862 GBP
View
Price last confirmed 14 days ago
Most Expensive
NZ Jewellers
b61d1706-0b99-4ac6-8a3f-f74469a6ef83 · Oct 18
€1,656 EUR
$1,850 USD
View
Price under review
12 more retailers have this diamond
Prices start from €416 EUR

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
0.42ct Heart
€416 EUR