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Round|Natural|GIA

2.51ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2414737837

Certificate GIA 2414737837

Diamond specifications and retailer prices

From $26,040 CAD
$18,605 USD
As of October 25, 2026
Save $20,984 CAD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $47,024 CAD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

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 top-tier cut grade and certified by GIA 2414737837. Listed at 15 retailers as of October 25, 2026, with prices from $26,040 to $47,024, a $20,984 spread on the same certified stone. Diamond Quarter lists it at $47,024. 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
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2414737837
Dimensions8.77 × 8.70 × 5.35 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
8.77 mm8.70 mm2.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2414737837
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.3%

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 25
Current: $34,263 CAD|Low: $26,040 CAD|High: $46,928 CAD|Avg: $33,340 CAD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 5$26,040 CAD
Retailer 6$27,294 CAD
Retailer 2$30,364 CAD
Retailer 7$31,175 CAD
Retailer 8$32,164 CAD
Retailer 1$34,263 CAD
Retailer 4$35,968 CAD
Retailer 3$46,617 CAD

44 data points across 8 retailers

15 retailers$26,040 CAD to $47,024 CAD

A
Cheapest Retailer
-
$26,040 CAD
$18,605 USD
B+
Retailer 2
-
$27,294 CAD
$19,501 USD
View
B+
Retailer 3
-
$29,690 CAD
$21,213 USD
View
B+
Retailer 4
-
$30,364 CAD
£17,083 GBP
View
B+
Retailer 5
-
$31,175 CAD
$22,274 USD
View
B+
Retailer 6
-
$32,121 CAD
$22,950 USD
View
B+
Retailer 7
-
$32,121 CAD
$22,950 USD
View
B+
Retailer 8
-
$32,164 CAD
$22,981 USD
View
B
Retailer 9
-
$33,185 CAD
$23,710 USD
View
B
Retailer 10
-
$33,401 CAD
$23,865 USD
View
B+
Retailer 11
-
$34,263 CAD
£19,276 GBP
View
B
Retailer 12
-
$35,968 CAD
€24,475 EUR
View
B
Retailer 13
-
$42,061 CAD
$30,052 USD
View
B
Retailer 14
-
$46,617 CAD
£26,226 GBP
View
Most Expensive
B
Diamond Quarter
2.51SI2H2437B93DN · Oct 29
$47,024 CAD
£26,455 GBP
View
14 more retailers have this diamond
Prices start from $26,040 CADSave up to $20,984 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
$26,040 CAD