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Round|Natural|GIA

2.51ct H SI2 Round Natural Diamond

VG • H/SI2 • GIA 6541751280

Certificate GIA 6541751280

Diamond specifications and retailer prices

From €15,000 EUR
$16,758 USD
As of October 29, 2026
Save €10,698 EUR (42%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €25,698 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6541751280. Listed at 23 retailers as of October 29, 2026, with prices from €15,000 to €25,698, a €10,698 spread on the same certified stone. MOH London lists it at €25,698. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.51
Carat
H
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 6541751280
Dimensions8.50 × 8.39 × 5.43 mm
L/W Ratio1.01
Top View
8.50 mm8.39 mm2.51 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541751280
Side View
Table 56.0%Crown 38°Girdle: ThickPavilion 40°Culet: NoneDepth 64.3%

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 29
Current: €25,698 EUR|Low: €15,000 EUR|High: €26,622 EUR|Avg: €18,282 EUR|-3.2%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 7€15,000 EUR
Retailer 3€15,046 EUR
Retailer 8€15,372 EUR
Retailer 13€15,600 EUR
Retailer 6€15,685 EUR
Retailer 17€15,766 EUR
Retailer 11€16,367 EUR
Retailer 9€16,707 EUR
Retailer 15€16,908 EUR
Retailer 4€17,185 EUR
Retailer 5€17,485 EUR
Retailer 21€17,731 EUR
Retailer 10€18,018 EUR
Retailer 19€18,018 EUR
Retailer 18€18,412 EUR
Retailer 20€18,618 EUR
Retailer 16€18,940 EUR
Retailer 2€19,602 EUR
Retailer 14€19,655 EUR
Retailer 12€23,186 EUR
MOH London€25,698 EUR

32 data points across 21 retailers

23 retailers€15,000 EUR to €25,698 EUR

A
Cheapest Retailer
-
€15,000 EUR
$16,758 USD
A
Retailer 2
-
€15,046 EUR
$16,810 USD
View
A
Retailer 3
-
€15,372 EUR
$17,174 USD
View
A
Retailer 4
-
€15,600 EUR
₹1,659,808 INR
View
A
Retailer 5
-
€15,685 EUR
$17,523 USD
View
Final sale: no returns
A
Retailer 6
-
€15,766 EUR
$17,614 USD
View
B+
Retailer 7
-
€16,367 EUR
$18,285 USD
View
B+
Retailer 8
-
€16,707 EUR
$18,666 USD
View
B+
Retailer 9
-
€16,908 EUR
£14,874 GBP
View
B+
Retailer 10
-
€17,185 EUR
$19,199 USD
View
B+
Retailer 11
-
€17,485 EUR
$19,534 USD
View
B+
Retailer 12
-
€17,731 EUR
$19,809 USD
View
B+
Retailer 13
-
€18,018 EUR
$20,130 USD
View
B+
Retailer 14
-
€18,018 EUR
$20,130 USD
View
B+
Retailer 15
-
€18,412 EUR
$20,570 USD
View
B+
Retailer 16
-
€18,618 EUR
$20,800 USD
View
B+
Retailer 17
-
€18,940 EUR
£16,661 GBP
View
Retailer 18
-
€18,948 EUR
$21,169 USD
View
Price last confirmed 71 days ago
Retailer 19
-
€19,094 EUR
$21,332 USD
View
Price last confirmed 8 days ago
B+
Retailer 20
-
€19,602 EUR
View
B+
Retailer 21
-
€19,655 EUR
$21,959 USD
View
B
Retailer 22
-
€23,186 EUR
$25,903 USD
View
Most Expensive
B
MOH London
319BB0A7E · Oct 29
€25,698 EUR
£22,606 GBP
View
22 more retailers have this diamond
Prices start from €15,000 EURSave up to €10,698 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
€15,000 EUR