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Round|Natural|GIA

1.51ct H IF Round Natural Diamond

EX • H/IF • GIA 1242057320

Certificate GIA 1242057320

Diamond specifications and retailer prices

From €8,477 EUR
As of November 1, 2026
Save €4,657 EUR (35%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €13,135 EUR at MOH London · As of November 2, 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 GIA 1242057320. Listed at 7 retailers as of November 1, 2026, with prices from €8,477 to €13,135, a €4,657 spread on the same certified stone. MOH London lists it at €13,135. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1242057320
Dimensions7.29 × 7.33 × 4.52 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.29 mm7.33 mm1.51 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1242057320
Side View
Table 58.0%Crown 35°Girdle: Sli. ThickPavilion 40.8°Culet: NoneDepth 61.7%

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: Nov 1
Current: €13,135 EUR|Low: €8,477 EUR|High: €14,242 EUR|Avg: €10,279 EUR|-5.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 6€8,477 EUR
Retailer 4€8,674 EUR
Retailer 2€9,063 EUR
Retailer 7€9,538 EUR
Retailer 5€10,033 EUR
Retailer 3€10,548 EUR
MOH London€13,135 EUR

41 data points across 7 retailers

7 retailers€8,477 EUR to €13,135 EUR

A
Cheapest Retailer
-
€8,477 EUR
A
Retailer 2
-
€8,674 EUR
View
B+
Retailer 3
-
€9,063 EUR
View
Retailer 4
-
€9,538 EUR
View
Price last confirmed 15 days ago
B+
Retailer 5
-
€10,033 EUR
View
B+
Retailer 6
-
€10,548 EUR
View
Most Expensive
B
MOH London
87C91E364 · Nov 2
€13,135 EUR
£11,547 GBP
View
6 more retailers have this diamond
Prices start from €8,477 EURSave up to €4,657 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
€8,477 EUR