Round|Natural|GIA

1.51ct I IF Round Natural Diamond

EX • I/IF • GIA 2546456312

Certificate GIA 2546456312

Diamond specifications and retailer prices

From €5,717 EUR
HK$49,900 HKD
As of October 30, 2026
Save €4,918 EUR (46%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €13,323 EUR at NZ Jewellers · As of September 25, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2546456312. Listed at 23 retailers as of October 29, 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. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2546456312
Dimensions7.29 × 7.34 × 4.55 mm
L/W Ratio1.01
Top View
7.29 mm7.34 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2546456312
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.2%

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 30
Current: €8,295 EUR|Low: €5,717 EUR|High: €10,913 EUR|Avg: €7,334 EUR|-1.6%
Retailer 1
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
Retailer 20
Retailer 21
October 30, 2026
Retailer 2€5,717 EUR
Retailer 20€5,937 EUR
Retailer 6€6,164 EUR
Retailer 8€6,346 EUR
Retailer 3€6,347 EUR
Retailer 12€6,431 EUR
Retailer 21€6,440 EUR
Retailer 14€6,685 EUR
Retailer 7€6,741 EUR
Retailer 9€6,856 EUR
Retailer 16€7,118 EUR
Retailer 17€7,279 EUR
Retailer 19€7,282 EUR
Retailer 13€7,562 EUR
Retailer 15€7,578 EUR
Retailer 10€7,636 EUR
Retailer 5€8,212 EUR
Retailer 4€8,276 EUR
Retailer 1€8,295 EUR
Retailer 18€9,161 EUR
Retailer 11€10,636 EUR

20 data points across 21 retailers

23 retailers€5,717 EUR to €10,636 EUR

A
Cheapest Retailer
-
€5,717 EUR
HK$49,900 HKD
A
Retailer 2
-
€5,937 EUR
$6,633 USD
View
A
Retailer 3
-
€6,164 EUR
$6,887 USD
View
A
Retailer 4
-
€6,346 EUR
$7,090 USD
View
A
Retailer 5
-
€6,347 EUR
$7,091 USD
View
Final sale: no returns
A
Retailer 6
-
€6,431 EUR
View
A
Retailer 7
-
€6,440 EUR
$7,195 USD
View
A
Retailer 8
-
€6,685 EUR
$7,469 USD
View
A
Retailer 9
-
€6,741 EUR
$7,531 USD
View
A
Retailer 10
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€6,856 EUR
$7,660 USD
View
A
Retailer 11
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€7,118 EUR
£6,262 GBP
View
A
Retailer 12
-
€7,279 EUR
$8,132 USD
View
Retailer 13
-
€7,279 EUR
$8,132 USD
View
Price last confirmed 11 days ago
Retailer 14
-
€7,282 EUR
A$12,516 AUD
View
Price last confirmed 10 days ago
A
Retailer 15
-
€7,562 EUR
SGD 11,416 SGD
View
A
Retailer 16
-
€7,578 EUR
£6,667 GBP
View
A
Retailer 17
-
€7,636 EUR
$8,531 USD
View
B+
Retailer 18
-
€8,212 EUR
£7,224 GBP
View
Retailer 19
-
€8,276 EUR
$9,246 USD
View
Price last confirmed 9 days ago
B+
Retailer 20
-
€8,295 EUR
View
Retailer 21
-
€9,161 EUR
ZAR 165,334 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 22
-
€10,636 EUR
£9,356 GBP
View
Most Expensive
NZ Jewellers
5a35f62e-a9c3-47b5-8910-b49afe115438 · Sep 25
€13,323 EUR
$14,885 USD
View
Price last confirmed 37 days ago
22 more retailers have this diamond
Prices start from €5,717 EURSave up to €4,918 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
€5,717 EUR