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Round|Natural|IGI

1.55ct H IF Round Natural Diamond

EX • H/IF • IGI 790691800

Shape and cutting style on the report: Round brilliant

Certificate IGI 790691800

Diamond specifications and retailer prices

From $8,860 AUD
₹592,749 INR
As of November 1, 2026
Save $5,556 AUD (39%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $14,417 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 790691800. Listed at 5 retailers as of November 1, 2026, with prices from $8,860 to $14,417, a $5,556 spread on the same certified stone. MOH London lists it at $14,417. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 790691800
Dimensions7.41 × 7.46 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.41 mm7.46 mm1.55 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 790691800
Side View
Table 58.0%Crown 34.7°Girdle: THN-MEDPavilion 40.9°CuletDepth 60.9%

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: $14,417 AUD|Low: $8,580 AUD|High: $14,592 AUD|Avg: $10,881 AUD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2$8,860 AUD
Retailer 4$10,053 AUD
Retailer 5$10,172 AUD
Retailer 3$11,254 AUD
MOH London$14,417 AUD

41 data points across 5 retailers

5 retailers$8,860 AUD to $14,417 AUD

A
Cheapest Retailer
-
$8,860 AUD
₹592,749 INR
A
Retailer 2
-
$10,053 AUD
£5,560 GBP
View
A
Retailer 3
-
$10,172 AUD
$7,145 USD
View
A
Retailer 4
-
$11,254 AUD
€7,529 EUR
View
Most Expensive
B+
MOH London
27F9181CB · Nov 1
$14,417 AUD
£7,974 GBP
View
4 more retailers have this diamond
Prices start from $8,860 AUDSave up to $5,556 AUD

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
$8,860 AUD