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Heart|Natural|GIA

1.54ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 1448897098

Certificate GIA 1448897098

Diamond specifications and retailer prices

From €4,906 EUR
As of November 6, 2026
Save €6,150 EUR (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €11,057 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.54ct natural heart diamond

This 1.54ct natural heart sits in the one-and-a-half to two 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 1448897098. Listed at 18 retailers as of November 5, 2026, with prices from €4,906 to €11,057, a €6,150 spread on the same certified stone. NZ Jewellers lists it at €11,057. 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

1.54
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1448897098
Dimensions6.73 × 7.93 × 4.67 mm
L/W Ratio1.18
Key to symbols
Twinning Wisp, Feather, Needle, Indented Natural
Top View
6.73 mm7.93 mm1.54 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1448897098
Side View
Table 58.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 58.9%

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: Nov 6
Current: €11,057 EUR|Low: €4,872 EUR|High: €11,057 EUR|Avg: €6,806 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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 13€4,906 EUR
Retailer 8€5,378 EUR
Retailer 5€5,731 EUR
Retailer 4€6,101 EUR
Retailer 16€6,102 EUR
Retailer 6€6,108 EUR
Retailer 2€6,151 EUR
Retailer 11€6,176 EUR
Retailer 14€6,416 EUR
Retailer 7€6,449 EUR
Retailer 17€6,611 EUR
Retailer 9€6,677 EUR
Retailer 15€6,712 EUR
Retailer 3€7,627 EUR
Retailer 10€8,065 EUR
Retailer 12€9,189 EUR
NZ Jewellers€11,057 EUR

29 data points across 17 retailers

18 retailers€4,906 EUR to €11,057 EUR

A
Cheapest Retailer
-
€4,906 EUR
Retailer 2
-
€5,601 EUR
View
Price last confirmed 23 days ago
B+
Retailer 3
-
€5,731 EUR
View
B+
Retailer 4
-
€5,765 EUR
View
B+
Retailer 5
-
€6,101 EUR
View
Final sale: no returns
Retailer 6
-
€6,102 EUR
View
Price last confirmed 9 days ago
B+
Retailer 7
-
€6,108 EUR
View
B+
Retailer 8
-
€6,151 EUR
View
B+
Retailer 9
-
€6,176 EUR
View
Retailer 10
-
€6,416 EUR
View
Price last confirmed 16 days ago
B+
Retailer 11
-
€6,449 EUR
View
B+
Retailer 12
-
€6,611 EUR
View
B+
Retailer 13
-
€6,712 EUR
View
B+
Retailer 14
-
€6,759 EUR
View
B+
Retailer 15
-
€7,627 EUR
View
B+
Retailer 16
-
€8,065 EUR
View
B
Retailer 17
-
€9,189 EUR
View
Most Expensive
B
NZ Jewellers
d1e983d9-3c9d-4196-bdd2-7378c31d4fa5 · Nov 5
€11,057 EUR
$12,345 USD
View
17 more retailers have this diamond
Prices start from €4,906 EURSave up to €6,150 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
1.54ct Heart
€4,906 EUR