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Heart|Natural|GIA

1.51ct G SI2 Heart Natural Diamond

ID • G/SI2 • GIA 2558589233

Certificate GIA 2558589233

Diamond specifications and retailer prices

From €2,974 EUR
$3,336 USD
As of October 30, 2026
Save €4,141 EUR (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €7,116 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2558589233. Listed at 15 retailers as of October 30, 2026, with prices from €2,974 to €7,116, a €4,141 spread on the same certified stone. NZ Jewellers lists it at €7,116. 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

1.51
Carat
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2558589233
Dimensions7.86 × 6.72 × 4.82 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle
Top View
7.86 mm6.72 mm1.51 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2558589233
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NDepth 61.3%

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: Oct 30
Current: €7,116 EUR|Low: €2,819 EUR|High: €7,116 EUR|Avg: €4,245 EUR|+1.0%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 9€2,974 EUR
Retailer 7€3,125 EUR
Retailer 6€3,383 EUR
Retailer 14€3,700 EUR
Retailer 15€3,700 EUR
Retailer 16€3,700 EUR
Retailer 8€3,745 EUR
Retailer 17€3,927 EUR
Retailer 2€3,957 EUR
Retailer 3€4,173 EUR
Retailer 4€4,173 EUR
Retailer 13€4,270 EUR
Retailer 5€4,306 EUR
Retailer 10€4,537 EUR
Retailer 18€4,619 EUR
Retailer 11€4,621 EUR
Retailer 12€6,505 EUR
NZ Jewellers€7,116 EUR

30 data points across 18 retailers

15 retailers€2,974 EUR to €7,116 EUR

A
Cheapest Retailer
-
€2,974 EUR
$3,336 USD
A
Retailer 2
-
€3,125 EUR
$3,505 USD
View
A
Retailer 3
-
€3,700 EUR
$4,150 USD
View
A
Retailer 4
-
€3,700 EUR
$4,150 USD
View
A
Retailer 5
-
€3,745 EUR
$4,200 USD
View
A
Retailer 6
-
€3,927 EUR
$4,405 USD
View
A
Retailer 7
-
€3,957 EUR
£3,494 GBP
View
A
Retailer 8
-
€4,157 EUR
$4,663 USD
View
A
Retailer 9
-
€4,173 EUR
$4,680 USD
View
A
Retailer 10
-
€4,173 EUR
$4,680 USD
View
B+
Retailer 11
-
€4,270 EUR
$4,789 USD
View
B+
Retailer 12
-
€4,306 EUR
$4,830 USD
View
B+
Retailer 13
-
€4,621 EUR
View
B+
Retailer 14
-
€6,505 EUR
£5,745 GBP
View
Most Expensive
B
NZ Jewellers
0de007c3-c249-4d1f-b0b4-5b34d64af8d8 · Oct 30
€7,116 EUR
$7,981 USD
View
14 more retailers have this diamond
Prices start from €2,974 EURSave up to €4,141 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
1.51ct Heart
€2,974 EUR