Round|Natural|GIA

0.54ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1558165269

Certificate GIA 1558165269

Diamond specifications and retailer prices

From €376 EUR
₹40,002 INR
As of October 26, 2026
Save €785 EUR (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,574 EUR at NZ Jewellers · As of October 23, 2026
View at NZ Jewellers

About this 0.54ct natural round diamond

This 0.54ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1558165269. Listed at 13 retailers as of October 26, 2026, with a 209% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.54
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1558165269
Dimensions5.19 × 5.23 × 3.24 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
5.19 mm5.23 mm0.54 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1558165269
Side View
Table 59.0%Crown 34.5°Girdle: MediumPavilion 41.6°Culet: NoneDepth 62.1%

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 26
Current: €1,574 EUR|Low: €374 EUR|High: €1,637 EUR|Avg: €756 EUR|-3.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 26, 2026
Retailer 5€376 EUR
Retailer 8€584 EUR
Retailer 3€591 EUR
Retailer 9€619 EUR
Retailer 11€623 EUR
Retailer 7€650 EUR
Retailer 2€681 EUR
Retailer 12€698 EUR
Retailer 6€773 EUR
Retailer 4€824 EUR
Retailer 10€1,161 EUR
NZ Jewellers€1,574 EUR

27 data points across 12 retailers

13 retailers€376 EUR to €1,161 EUR

A
Cheapest Retailer
-
€376 EUR
₹40,002 INR
A
Retailer 2
-
€497 EUR
A$854 AUD
View
A
Retailer 3
-
€584 EUR
£513 GBP
View
A
Retailer 4
-
€591 EUR
$660 USD
View
A
Retailer 5
-
€619 EUR
$692 USD
View
A
Retailer 6
-
€623 EUR
$696 USD
View
A
Retailer 7
-
€650 EUR
£572 GBP
View
B+
Retailer 8
-
€681 EUR
View
B+
Retailer 9
-
€698 EUR
$780 USD
View
B+
Retailer 10
-
€773 EUR
ZAR 13,947 ZAR
View
Retailer 11
-
€824 EUR
A$1,415 AUD
View
Price last confirmed 28 days ago
B
Retailer 12
-
€1,161 EUR
£1,021 GBP
View
Most Expensive
NZ Jewellers
4f387c94-72e9-41e9-abd6-5e41b72f89b9 · Oct 23
€1,574 EUR
$1,758 USD
View
Price last confirmed 8 days ago
12 more retailers have this diamond
Prices start from €376 EURSave up to €785 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
0.54ct Round
€376 EUR