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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 $23,454 CAD
$16,758 USD
As of October 29, 2026
Save $16,727 CAD (42%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $40,182 CAD 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 $23,454 to $40,182, a $16,727 spread on the same certified stone. MOH London lists it at $40,182. 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: $40,182 CAD|Low: $23,454 CAD|High: $41,627 CAD|Avg: $28,611 CAD|-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
October 30, 2026
Retailer 7$23,454 CAD
Retailer 3$23,527 CAD
Retailer 8$24,036 CAD
Retailer 2$24,477 CAD
Retailer 6$24,525 CAD
Retailer 17$24,652 CAD
Retailer 11$25,592 CAD
Retailer 9$26,124 CAD
Retailer 13$26,438 CAD
Retailer 4$26,871 CAD
Retailer 5$27,340 CAD
Retailer 21$27,725 CAD
Retailer 10$28,174 CAD
Retailer 19$28,174 CAD
Retailer 18$28,790 CAD
Retailer 20$29,112 CAD
Retailer 16$29,616 CAD
Retailer 14$30,734 CAD
Retailer 15$30,869 CAD
Retailer 12$36,254 CAD
MOH London$40,182 CAD

31 data points across 21 retailers

23 retailers$23,454 CAD to $40,182 CAD

A
Cheapest Retailer
-
$23,454 CAD
$16,758 USD
A
Retailer 2
-
$23,527 CAD
$16,810 USD
View
A
Retailer 3
-
$24,036 CAD
$17,174 USD
View
A
Retailer 4
-
$24,477 CAD
₹1,665,588 INR
View
A
Retailer 5
-
$24,525 CAD
$17,523 USD
View
Final sale: no returns
A
Retailer 6
-
$24,652 CAD
$17,614 USD
View
B+
Retailer 7
-
$25,592 CAD
$18,285 USD
View
B+
Retailer 8
-
$26,124 CAD
$18,666 USD
View
B+
Retailer 9
-
$26,438 CAD
£14,874 GBP
View
B+
Retailer 10
-
$26,871 CAD
$19,199 USD
View
B+
Retailer 11
-
$27,340 CAD
$19,534 USD
View
B+
Retailer 12
-
$27,725 CAD
$19,809 USD
View
B+
Retailer 13
-
$28,174 CAD
$20,130 USD
View
B+
Retailer 14
-
$28,174 CAD
$20,130 USD
View
B+
Retailer 15
-
$28,790 CAD
$20,570 USD
View
B+
Retailer 16
-
$29,112 CAD
$20,800 USD
View
B+
Retailer 17
-
$29,616 CAD
£16,661 GBP
View
Retailer 18
-
$29,628 CAD
$21,169 USD
View
Price last confirmed 69 days ago
Retailer 19
-
$29,856 CAD
$21,332 USD
View
Price last confirmed 7 days ago
B+
Retailer 20
-
$30,734 CAD
$21,959 USD
View
B+
Retailer 21
-
$30,869 CAD
€21,005 EUR
View
B
Retailer 22
-
$36,254 CAD
$25,903 USD
View
Most Expensive
B
MOH London
319BB0A7E · Oct 29
$40,182 CAD
£22,606 GBP
View
22 more retailers have this diamond
Prices start from $23,454 CADSave up to $16,727 CAD

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
$23,454 CAD