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Radiant|Natural|GIA

1.54ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 6515161105

Certificate GIA 6515161105

Diamond specifications and retailer prices

From €4,905 EUR
As of November 6, 2026
Save €6,434 EUR (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €11,339 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.54ct natural radiant diamond

This 1.54ct natural radiant sits in the one-and-a-half to two carat band, graded F 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 6515161105. Listed at 20 retailers as of November 5, 2026, with prices from €4,905 to €11,339, a €6,434 spread on the same certified stone. NZ Jewellers lists it at €11,339. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6515161105
Dimensions6.88 × 5.92 × 4.14 mm
L/W Ratio1.16
Top View
6.88 mm5.92 mm1.54 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6515161105
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.9%

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: Nov 6
Current: €11,339 EUR|Low: €4,905 EUR|High: €11,841 EUR|Avg: €6,789 EUR|-4.2%
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
Retailer 19
November 7, 2026
Retailer 10€4,905 EUR
Retailer 8€5,128 EUR
Retailer 9€5,357 EUR
Retailer 6€5,414 EUR
Retailer 7€5,669 EUR
Retailer 19€5,670 EUR
Retailer 3€5,692 EUR
Retailer 5€6,142 EUR
Retailer 4€6,236 EUR
Retailer 16€6,329 EUR
Retailer 2€6,349 EUR
Retailer 13€6,518 EUR
Retailer 11€6,825 EUR
Retailer 18€7,086 EUR
Retailer 12€7,202 EUR
Retailer 15€7,964 EUR
Retailer 17€8,271 EUR
Retailer 14€9,397 EUR
NZ Jewellers€11,339 EUR

32 data points across 19 retailers

20 retailers€4,905 EUR to €11,339 EUR

A
Cheapest Retailer
-
€4,905 EUR
Retailer 2
-
€5,128 EUR
View
Price last confirmed 10 days ago
A
Retailer 3
-
€5,357 EUR
View
A
Retailer 4
-
€5,414 EUR
View
A
Retailer 5
-
€5,669 EUR
View
Final sale: no returns
Retailer 6
-
€5,670 EUR
View
Price last confirmed 9 days ago
A
Retailer 7
-
€5,692 EUR
View
A
Retailer 8
-
€6,142 EUR
View
B+
Retailer 9
-
€6,236 EUR
View
A
Retailer 10
-
€6,329 EUR
View
A
Retailer 11
-
€6,349 EUR
View
Retailer 12
-
€6,518 EUR
View
Retailer 13
-
€6,825 EUR
View
Price last confirmed 16 days ago
B+
Retailer 14
-
€7,086 EUR
View
Retailer 15
-
€7,202 EUR
View
Retailer 16
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€7,800 EUR
View
Price last confirmed 24 days ago
Retailer 17
-
€7,964 EUR
View
B+
Retailer 18
-
€8,271 EUR
View
B+
Retailer 19
-
€9,397 EUR
View
Most Expensive
B
NZ Jewellers
5547475d-b805-4045-b9f2-47d17f6e9e3f · Nov 5
€11,339 EUR
$12,660 USD
View
19 more retailers have this diamond
Prices start from €4,905 EURSave up to €6,434 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 Radiant
€4,905 EUR