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Round|Natural|IGI

1.55ct I IF Round Natural Diamond

EX • I/IF • IGI 651429858

Shape and cutting style on the report: Round brilliant

Certificate IGI 651429858

Diamond specifications and retailer prices

From €5,011 EUR
$5,620 USD
As of October 28, 2026
Save €4,507 EUR (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €9,518 EUR at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct 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 651429858. Listed at 9 retailers as of October 27, 2026, with prices from €5,011 to €9,518, a €4,507 spread on the same certified stone. NZ Jewellers lists it at €9,518. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 651429858
Dimensions7.39 × 7.33 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.39 mm7.33 mm1.55 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 651429858
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.6%

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 28
Current: €6,135 EUR|Low: €4,815 EUR|High: €8,486 EUR|Avg: €6,066 EUR|+9.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 6€5,011 EUR
Retailer 7€5,252 EUR
Retailer 8€5,691 EUR
Retailer 3€5,696 EUR
Retailer 1€6,135 EUR
Retailer 2€6,209 EUR
Retailer 5€6,449 EUR
Retailer 4€8,395 EUR

32 data points across 8 retailers

9 retailers€5,011 EUR to €9,518 EUR

A
Cheapest Retailer
-
€5,011 EUR
$5,620 USD
Retailer 2
-
€5,691 EUR
$6,383 USD
View
Price last confirmed 7 days ago
Retailer 3
-
€5,691 EUR
$6,383 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
€5,696 EUR
£5,030 GBP
View
A
Retailer 5
-
€6,135 EUR
£5,418 GBP
View
A
Retailer 6
-
€6,209 EUR
View
A
Retailer 7
-
€6,566 EUR
$7,365 USD
View
Retailer 8
-
€8,395 EUR
£7,414 GBP
View
Price last confirmed 7 days ago
Most Expensive
B+
NZ Jewellers
cdd8a785-44d5-4f9b-b70e-494c8a52f97f · Oct 27
€9,518 EUR
$10,675 USD
View
8 more retailers have this diamond
Prices start from €5,011 EURSave up to €4,507 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
1.55ct Round
€5,011 EUR