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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 £9,245 GBP
As of November 4, 2026
Save £6,506 GBP (41%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £15,751 GBP 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 £9,245 to £15,751, a £6,506 spread on the same certified stone. MOH London lists it at £15,751. 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
Colour
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: £15,751 GBP|Low: £9,245 GBP|High: £15,983 GBP|Avg: £11,872 GBP|-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£9,245 GBP
Retailer 15£10,112 GBP
Retailer 8£10,196 GBP
Retailer 2£10,616 GBP
Retailer 16£10,786 GBP
Retailer 7£10,795 GBP
Retailer 5£10,955 GBP
Retailer 3£11,063 GBP
Retailer 4£11,376 GBP
Retailer 10£11,692 GBP
Retailer 9£12,289 GBP
Retailer 11£12,559 GBP
Retailer 6£13,567 GBP
Retailer 12£14,325 GBP
Retailer 14£14,618 GBP
MOH London£15,751 GBP

36 data points across 16 retailers

15 retailers£9,245 GBP to £15,751 GBP

A
Cheapest Retailer
-
£9,245 GBP
A
Retailer 2
-
£9,382 GBP
View
Retailer 3
-
£10,112 GBP
View
Price last confirmed 8 days ago
B+
Retailer 4
-
£10,196 GBP
View
B+
Retailer 5
-
£10,616 GBP
View
B+
Retailer 6
-
£10,786 GBP
View
B+
Retailer 7
-
£10,795 GBP
View
B+
Retailer 8
-
£10,955 GBP
View
B+
Retailer 9
-
£11,063 GBP
View
B+
Retailer 10
-
£11,376 GBP
View
B+
Retailer 11
-
£11,692 GBP
View
B+
Retailer 12
-
£12,289 GBP
View
B
Retailer 13
-
£12,559 GBP
View
B
Retailer 14
-
£14,325 GBP
View
Most Expensive
B
MOH London
9277CAEAE · Nov 4
£15,751 GBP
View
14 more retailers have this diamond
Prices start from £9,245 GBPSave up to £6,506 GBP

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
£9,245 GBP