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1.51ct H IF Round Natural Diamond

EX • H/IF • IGI 788607939

Shape and cutting style on the report: Round brilliant

Certificate IGI 788607939

Diamond specifications and retailer prices

From €4,954 EUR
₹527,150 INR
As of October 31, 2026
Save €4,219 EUR (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €9,174 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct natural round diamond

This 1.51ct 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 788607939. Listed at 9 retailers as of October 29, 2026, with prices from €4,954 to €9,174, a €4,219 spread on the same certified stone. MOH London lists it at €9,174. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 788607939
Dimensions7.21 × 7.27 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.21 mm7.27 mm1.51 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 788607939
Side View
Table 57.0%Crown 36.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.7%

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 31
Current: €9,174 EUR|Low: €4,953 EUR|High: €9,753 EUR|Avg: €6,852 EUR|-5.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3€4,954 EUR
Retailer 6€5,702 EUR
Retailer 7€5,711 EUR
Retailer 8€6,044 EUR
Retailer 5€6,216 EUR
Retailer 9€6,693 EUR
Retailer 4€6,785 EUR
Retailer 10€7,789 EUR
Retailer 2€8,045 EUR
MOH London€9,174 EUR

25 data points across 10 retailers

9 retailers€4,954 EUR to €9,174 EUR

A
Cheapest Retailer
-
€4,954 EUR
₹527,150 INR
A
Retailer 2
-
€5,702 EUR
$6,370 USD
View
A
Retailer 3
-
€5,711 EUR
$6,380 USD
View
A
Retailer 4
-
€6,044 EUR
$6,752 USD
View
A
Retailer 5
-
€6,216 EUR
£5,468 GBP
View
A
Retailer 6
-
€6,693 EUR
$7,477 USD
View
A
Retailer 7
-
€6,785 EUR
View
B+
Retailer 8
-
€8,045 EUR
ZAR 145,199 ZAR
View
Most Expensive
B+
MOH London
B3E180748 · Oct 29
€9,174 EUR
£8,070 GBP
View
8 more retailers have this diamond
Prices start from €4,954 EURSave up to €4,219 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
€4,954 EUR