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Round|Natural|GIA

2.51ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7558836825

Certificate GIA 7558836825

Diamond specifications and retailer prices

From €19,263 EUR
$21,521 USD
As of October 30, 2026
Save €13,463 EUR (41%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €32,726 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7558836825. Listed at 13 retailers as of October 30, 2026, with prices from €19,263 to €32,726, a €13,463 spread on the same certified stone. MOH London lists it at €32,726. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7558836825
Dimensions8.63 × 8.70 × 5.44 mm
L/W Ratio1.01
Top View
8.63 mm8.70 mm2.51 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7558836825
Side View
Table 57.0%CrownGirdlePavilionCuletDepth 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 30
Current: €32,726 EUR|Low: €19,263 EUR|High: €33,121 EUR|Avg: €24,261 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6€19,263 EUR
Retailer 7€20,417 EUR
Retailer 3€21,132 EUR
Retailer 8€21,464 EUR
Retailer 9€22,002 EUR
Retailer 2€23,113 EUR
Retailer 5€25,426 EUR
Retailer 4€28,975 EUR
MOH London€32,726 EUR

39 data points across 9 retailers

13 retailers€19,263 EUR to €32,726 EUR

A
Cheapest Retailer
-
€19,263 EUR
$21,521 USD
B+
Retailer 2
-
€20,417 EUR
$22,810 USD
View
B+
Retailer 3
-
€20,955 EUR
$23,411 USD
View
B+
Retailer 4
-
€21,132 EUR
£18,590 GBP
View
Retailer 5
-
€21,464 EUR
A$36,892 AUD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
€22,002 EUR
$24,581 USD
View
B+
Retailer 7
-
€22,701 EUR
$25,362 USD
View
B+
Retailer 8
-
€23,113 EUR
£20,332 GBP
View
B+
Retailer 9
-
€23,574 EUR
$26,337 USD
View
B+
Retailer 10
-
€25,426 EUR
View
B
Retailer 11
-
€28,975 EUR
ZAR 522,964 ZAR
View
B
Retailer 12
-
€29,686 EUR
$33,165 USD
View
Most Expensive
B
MOH London
D5C17EB66 · Nov 1
€32,726 EUR
£28,789 GBP
View
12 more retailers have this diamond
Prices start from €19,263 EURSave up to €13,463 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
€19,263 EUR