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Round|Natural|IGI

2.51ct I IF Round Natural Diamond

EX • I/IF • IGI 778679938

Shape and cutting style on the report: Round brilliant

Certificate IGI 778679938

Diamond specifications and retailer prices

From €13,965 EUR
₹1,485,909 INR
As of October 29, 2026
Save €9,783 EUR (41%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €23,748 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 778679938. Listed at 18 retailers as of October 29, 2026, with prices from €13,965 to €23,748, a €9,783 spread on the same certified stone. MOH London lists it at €23,748. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.51
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 778679938
Dimensions8.54 × 8.61 × 5.41 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
8.54 mm8.61 mm2.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 778679938
Side View
Table 59.0%Crown 36.4°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €23,748 EUR|Low: €13,871 EUR|High: €24,498 EUR|Avg: €17,365 EUR|-2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 7€13,965 EUR
Retailer 12€15,349 EUR
Retailer 6€15,852 EUR
Retailer 13€15,999 EUR
Retailer 10€16,074 EUR
Retailer 8€16,317 EUR
Retailer 5€16,377 EUR
Retailer 3€16,466 EUR
Retailer 4€17,109 EUR
Retailer 2€18,352 EUR
Retailer 11€18,558 EUR
Retailer 9€20,803 EUR
MOH London€23,748 EUR

34 data points across 13 retailers

18 retailers€13,965 EUR to €23,748 EUR

A
Cheapest Retailer
-
€13,965 EUR
₹1,485,909 INR
A
Retailer 2
-
€15,349 EUR
$17,148 USD
View
A
Retailer 3
-
€15,852 EUR
£13,945 GBP
View
A
Retailer 4
-
€15,999 EUR
$17,874 USD
View
Final sale: no returns
A
Retailer 5
-
€16,074 EUR
$17,958 USD
View
A
Retailer 6
-
€16,317 EUR
$18,230 USD
View
A
Retailer 7
-
€16,377 EUR
A$28,148 AUD
View
A
Retailer 8
-
€16,466 EUR
SGD 24,859 SGD
View
Retailer 9
-
€17,964 EUR
$20,069 USD
View
Price last confirmed 33 days ago
Retailer 10
-
€18,310 EUR
$20,456 USD
View
Price last confirmed 44 days ago
A
Retailer 11
-
€18,352 EUR
View
Retailer 12
-
€18,534 EUR
$20,706 USD
View
Price last confirmed 31 days ago
Retailer 13
-
€18,558 EUR
$20,733 USD
View
Price last confirmed 7 days ago
Retailer 14
-
€19,247 EUR
$21,503 USD
View
Price last confirmed 33 days ago
Retailer 15
-
€19,247 EUR
$21,503 USD
View
Price last confirmed 43 days ago
A
Retailer 16
-
€20,803 EUR
ZAR 375,469 ZAR
View
Retailer 17
-
€21,957 EUR
$24,531 USD
View
Price last confirmed 43 days ago
Most Expensive
A
MOH London
A09E2B52D · Oct 29
€23,748 EUR
£20,891 GBP
View
17 more retailers have this diamond
Prices start from €13,965 EURSave up to €9,783 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
2.51ct Round
€13,965 EUR