Round|Natural|GIA

1.54ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1528863308

Certificate GIA 1528863308

Diamond specifications and retailer prices

From €4,941 EUR
$5,520 USD
As of October 30, 2026
Save €4,274 EUR (46%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €10,461 EUR at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.54ct natural round diamond

This 1.54ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1528863308. Listed at 14 retailers as of October 30, 2026, with a 86% 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

1.54
Carat
E
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1528863308
Dimensions7.37 × 7.34 × 4.59 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.37 mm7.34 mm1.54 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1528863308
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: €9,215 EUR|Low: €4,762 EUR|High: €9,326 EUR|Avg: €6,434 EUR|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 5€4,762 EUR
Retailer 9€5,420 EUR
Retailer 6€5,666 EUR
Retailer 3€5,958 EUR
Retailer 2€6,301 EUR
Retailer 10€6,301 EUR
Retailer 4€6,452 EUR
Retailer 7€6,894 EUR
Retailer 8€7,457 EUR
Retailer 1€9,215 EUR

40 data points across 10 retailers

14 retailers€4,941 EUR to €9,215 EUR

Retailer 1
-
€4,762 EUR
$5,320 USD
Price last confirmed 7 days ago
A
Retailer 2
-
€4,941 EUR
$5,520 USD
View
A
Retailer 3
-
€5,420 EUR
$6,056 USD
View
Retailer 4
-
€5,666 EUR
$6,330 USD
View
Price last confirmed 30 days ago
Retailer 5
-
€5,666 EUR
$6,330 USD
View
Price last confirmed 32 days ago
A
Retailer 6
-
€5,958 EUR
£5,241 GBP
View
A
Retailer 7
-
€6,301 EUR
$7,040 USD
View
A
Retailer 8
-
€6,301 EUR
$7,040 USD
View
A
Retailer 9
-
€6,452 EUR
View
A
Retailer 10
-
€6,516 EUR
$7,280 USD
View
Retailer 11
-
€6,538 EUR
$7,304 USD
View
Price last confirmed 32 days ago
Retailer 12
-
€6,894 EUR
$7,702 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
€9,215 EUR
£8,106 GBP
View
Most Expensive
NZ Jewellers
7693c501-619d-401b-af7e-1cabf442cd76 · Sep 28
€10,461 EUR
$11,687 USD
View
Price last confirmed 34 days ago
13 more retailers have this diamond
Prices start from €4,941 EURSave up to €4,274 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 Round
€4,941 EUR