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Round|Natural|GIA

1.51ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 5241026924

Certificate GIA 5241026924

Diamond specifications and retailer prices

From €7,480 EUR
$8,357 USD
As of November 1, 2026
Save €6,239 EUR (45%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €13,719 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round 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 and certified by GIA 5241026924. Listed at 21 retailers as of October 30, 2026, with prices from €7,480 to €13,719, a €6,239 spread on the same certified stone. NZ Jewellers lists it at €13,719. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5241026924
Dimensions7.28 × 7.32 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.28 mm7.32 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5241026924
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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 1
Current: €13,719 EUR|Low: €7,546 EUR|High: €13,719 EUR|Avg: €10,252 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7€7,546 EUR
Retailer 8€7,916 EUR
Retailer 2€8,869 EUR
Retailer 6€9,050 EUR
Retailer 9€9,055 EUR
Retailer 10€9,159 EUR
Retailer 3€9,847 EUR
Retailer 5€12,092 EUR
Retailer 4€12,856 EUR
NZ Jewellers€13,719 EUR

43 data points across 10 retailers

21 retailers€7,480 EUR to €13,719 EUR

A
Cheapest Retailer
-
€7,480 EUR
$8,357 USD
A
Retailer 2
-
€7,546 EUR
$8,430 USD
View
B+
Retailer 3
-
€7,916 EUR
$8,844 USD
View
Final sale: no returns
B+
Retailer 4
-
€7,948 EUR
$8,880 USD
View
B+
Retailer 5
-
€7,979 EUR
CA$12,380 CAD
View
B+
Retailer 6
-
€8,869 EUR
£7,802 GBP
View
B+
Retailer 7
-
€8,917 EUR
$9,962 USD
View
Retailer 8
-
€9,050 EUR
A$15,556 AUD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
€9,055 EUR
$10,116 USD
View
B+
Retailer 10
-
€9,159 EUR
$10,232 USD
View
B
Retailer 11
-
€9,485 EUR
$10,597 USD
View
B+
Retailer 12
-
€9,694 EUR
$10,830 USD
View
B+
Retailer 13
-
€9,694 EUR
$10,830 USD
View
B+
Retailer 14
-
€9,847 EUR
View
B+
Retailer 15
-
€10,016 EUR
$11,190 USD
View
B+
Retailer 16
-
€10,289 EUR
$11,495 USD
View
B
Retailer 17
-
€10,533 EUR
$11,767 USD
View
Retailer 18
-
€10,833 EUR
$12,103 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
€12,092 EUR
ZAR 218,251 ZAR
View
B
Retailer 20
-
€12,856 EUR
£11,309 GBP
View
Most Expensive
B
NZ Jewellers
cbbe9cfe-acaf-44be-8157-92f430013637 · Oct 30
€13,719 EUR
$15,327 USD
View
20 more retailers have this diamond
Prices start from €7,480 EURSave up to €6,239 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 Round
€7,480 EUR