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Round|Natural|GIA

2.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7502077250

Certificate GIA 7502077250

Diamond specifications and retailer prices

From €17,749 EUR
$19,829 USD
As of October 30, 2026
Save €16,691 EUR (48%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €34,439 EUR at MOH London · As of November 1, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7502077250. Listed at 15 retailers as of October 30, 2026, with prices from €17,749 to €34,439, a €16,691 spread on the same certified stone. MOH London lists it at €34,439. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.51
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 7502077250
Dimensions8.74 × 8.77 × 5.36 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Culet sizeNone
Top View
8.74 mm8.77 mm2.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7502077250
Side View
Table 59.0%Crown 32.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.2%

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 30
Current: €34,439 EUR|Low: €17,749 EUR|High: €34,854 EUR|Avg: €23,889 EUR|-1.1%
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
Retailer 14
Retailer 15
November 1, 2026
Retailer 5€17,749 EUR
Retailer 9€19,410 EUR
Retailer 6€20,029 EUR
Retailer 3€20,272 EUR
Retailer 11€20,754 EUR
Retailer 13€22,051 EUR
Retailer 2€22,244 EUR
Retailer 12€23,154 EUR
Retailer 4€23,890 EUR
Retailer 7€24,808 EUR
Retailer 15€24,873 EUR
Retailer 10€25,736 EUR
Retailer 8€26,757 EUR
Retailer 14€31,240 EUR
MOH London€34,439 EUR

36 data points across 15 retailers

15 retailers€17,749 EUR to €34,439 EUR

A
Cheapest Retailer
-
€17,749 EUR
$19,829 USD
A
Retailer 2
-
€19,410 EUR
$21,685 USD
View
A
Retailer 3
-
€20,029 EUR
$22,377 USD
View
A
Retailer 4
-
€20,272 EUR
$22,648 USD
View
B+
Retailer 5
-
€20,754 EUR
CA$32,203 CAD
View
B+
Retailer 6
-
€22,051 EUR
$24,636 USD
View
B+
Retailer 7
-
€22,244 EUR
£19,568 GBP
View
B+
Retailer 8
-
€23,154 EUR
$25,868 USD
View
B+
Retailer 9
-
€23,890 EUR
$26,690 USD
View
B+
Retailer 10
-
€24,808 EUR
$27,716 USD
View
B+
Retailer 11
-
€24,873 EUR
$27,788 USD
View
B+
Retailer 12
-
€25,736 EUR
$28,752 USD
View
B+
Retailer 13
-
€26,757 EUR
View
B
Retailer 14
-
€31,240 EUR
$34,902 USD
View
Most Expensive
B
MOH London
C8C097D7E · Nov 1
€34,439 EUR
£30,296 GBP
View
14 more retailers have this diamond
Prices start from €17,749 EURSave up to €16,691 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
€17,749 EUR