Round|Natural|GIA

2.50ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 2554643904

Certificate GIA 2554643904

Diamond specifications and retailer prices

From $9,896 USD
As of November 6, 2026
3 retailers carry this diamond
Most expensive: $9,896 USD at The Diamond Guys
View at The Diamond Guys

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2554643904. Listed at 3 retailers as of November 6, 2026. 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

2.50
Carat
M
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2554643904
Dimensions8.63 × 8.68 × 5.43 mm
L/W Ratio1.01
Culet sizeNone
Top View
8.63 mm8.68 mm2.50 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2554643904
Side View
Table 57.0%Crown 35°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 62.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: $10,973 USD|Low: $6,387 USD|High: $11,625 USD|Avg: $9,667 USD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
The Diamond Guys
October 11, 2026
Retailer 8$6,387 USD
Retailer 3$8,304 USD
Retailer 5$9,576 USD
Retailer 6$9,665 USD
Retailer 2$9,836 USD
Retailer 4$9,855 USD
The Diamond Guys$9,896 USD
Retailer 1$10,973 USD
Retailer 7$11,625 USD

18 data points across 9 retailers

3 retailers

Retailer 1
-
$8,304 USD
Price last confirmed 25 days ago
Retailer 2
-
$9,855 USD
View
Price last confirmed 28 days ago
Most Expensive
B
The Diamond Guys
1964688627 · Nov 6
$9,896 USD
View
2 more retailers have this diamond

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.

B
2.50ct Round
$9,896 USD