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Round|Natural|GIA

2.50ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 1549912877

Certificate GIA 1549912877

Diamond specifications and retailer prices

From $12,443 USD
As of November 4, 2026
Save $8,756 USD (41%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $21,199 USD at MOH London · As of November 4, 2026
View at MOH London

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1549912877. Listed at 15 retailers as of November 4, 2026, with prices from $12,443 to $21,199, a $8,756 spread on the same certified stone. MOH London lists it at $21,199. 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
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1549912877
Dimensions8.59 × 8.65 × 5.40 mm
L/W Ratio1.01
Culet sizeNone
Top View
8.59 mm8.65 mm2.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1549912877
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $21,199 USD|Low: $12,443 USD|High: $21,511 USD|Avg: $15,979 USD|-1.5%
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
November 6, 2026
Retailer 13$12,443 USD
Retailer 15$13,610 USD
Retailer 8$13,723 USD
Retailer 2$14,288 USD
Retailer 16$14,517 USD
Retailer 7$14,529 USD
Retailer 5$14,744 USD
Retailer 3$14,890 USD
Retailer 4$15,311 USD
Retailer 10$15,737 USD
Retailer 9$16,540 USD
Retailer 11$16,903 USD
Retailer 6$18,260 USD
Retailer 12$19,280 USD
Retailer 14$19,674 USD
MOH London$21,199 USD

36 data points across 16 retailers

15 retailers$12,443 USD to $21,199 USD

A
Cheapest Retailer
-
$12,443 USD
A
Retailer 2
-
$12,627 USD
View
Retailer 3
-
$13,610 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$13,723 USD
View
B+
Retailer 5
-
$14,288 USD
View
B+
Retailer 6
-
$14,517 USD
View
B+
Retailer 7
-
$14,529 USD
View
B+
Retailer 8
-
$14,744 USD
View
B+
Retailer 9
-
$14,890 USD
View
B+
Retailer 10
-
$15,311 USD
View
B+
Retailer 11
-
$15,737 USD
View
B+
Retailer 12
-
$16,540 USD
View
B
Retailer 13
-
$16,903 USD
View
B
Retailer 14
-
$19,280 USD
View
Most Expensive
B
MOH London
9277CAEAE · Nov 4
$21,199 USD
£16,692 GBP
View
14 more retailers have this diamond
Prices start from $12,443 USDSave up to $8,756 USD

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
2.50ct Round
$12,443 USD