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Round|Natural|IGI

1.51ct I IF Round Natural Diamond

EX • I/IF • IGI 693503105

Shape and cutting style on the report: Round brilliant

Certificate IGI 693503105

Diamond specifications and retailer prices

From €4,484 EUR
₹477,086 INR
As of November 1, 2026
Save €4,246 EUR (49%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €9,910 EUR at NZ Jewellers · As of September 19, 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 IGI 693503105. Listed at 15 retailers as of November 1, 2026, with a 95% 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
FluorescenceNone
Crown angle36.1°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 693503105
Dimensions7.28 × 7.22 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.28 mm7.22 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 693503105
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

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: €6,093 EUR|Low: €4,473 EUR|High: €8,824 EUR|Avg: €5,903 EUR|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3€4,484 EUR
Retailer 8€5,138 EUR
Retailer 9€5,469 EUR
Retailer 10€5,470 EUR
Retailer 2€5,500 EUR
Retailer 7€5,759 EUR
Retailer 4€5,898 EUR
Retailer 1€6,093 EUR
Retailer 6€7,280 EUR
Retailer 5€8,730 EUR

32 data points across 10 retailers

15 retailers€4,484 EUR to €8,730 EUR

A
Cheapest Retailer
-
€4,484 EUR
₹477,086 INR
A
Retailer 2
-
€5,116 EUR
$5,716 USD
View
A
Retailer 3
-
€5,138 EUR
$5,740 USD
View
A
Retailer 4
-
€5,168 EUR
$5,774 USD
View
A
Retailer 5
-
€5,469 EUR
$6,110 USD
View
Final sale: no returns
A
Retailer 6
-
€5,500 EUR
$6,145 USD
View
A
Retailer 7
-
€5,759 EUR
£5,066 GBP
View
A
Retailer 8
-
€5,898 EUR
£5,189 GBP
View
Retailer 9
-
€5,960 EUR
$6,658 USD
View
Price last confirmed 39 days ago
A
Retailer 10
-
€6,068 EUR
$6,779 USD
View
A
Retailer 11
-
€6,093 EUR
View
Retailer 12
-
€6,838 EUR
$7,639 USD
View
Price last confirmed 40 days ago
A
Retailer 13
-
€7,280 EUR
ZAR 131,402 ZAR
View
B+
Retailer 14
-
€8,730 EUR
£7,680 GBP
View
Most Expensive
NZ Jewellers
8e40e6fa-e306-4c29-a413-7b33e266e2f8 · Sep 19
€9,910 EUR
$11,072 USD
View
Price last confirmed 43 days ago
14 more retailers have this diamond
Prices start from €4,484 EURSave up to €4,246 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
€4,484 EUR