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 $6,814 USD
As of November 6, 2026
9 retailers carry this diamond
Most expensive: $10,675 USD 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 November 6, 2026. 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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $6,814 USD|Low: $5,400 USD|High: $9,517 USD|Avg: $6,707 USD|+8.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$5,620 USD
Retailer 7$5,891 USD
Retailer 8$6,383 USD
Retailer 3$6,388 USD
Retailer 1$6,814 USD
Retailer 2$6,963 USD
Retailer 5$7,233 USD
Retailer 4$9,415 USD

34 data points across 8 retailers

9 retailers

Retailer 1
-
$5,620 USD
Price last confirmed 9 days ago
Retailer 2
-
$6,383 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$6,383 USD
View
Price last confirmed 12 days ago
Retailer 4
-
$6,388 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$6,814 USD
View
Retailer 6
-
$6,963 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$7,365 USD
View
Price last confirmed 10 days ago
Retailer 8
-
$9,415 USD
View
Price last confirmed 11 days ago
Most Expensive
NZ Jewellers
cdd8a785-44d5-4f9b-b70e-494c8a52f97f · Oct 27
$10,675 USD
View
Price last confirmed 9 days ago
8 more retailers have this diamond
Prices start from $6,814 USD

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
$6,814 USD