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Round|Natural|GIA

2.50ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 2566165976

Certificate GIA 2566165976

Diamond specifications and retailer prices

From £4,251 GBP
As of November 4, 2026
Save £5,309 GBP (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £9,560 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566165976. Listed at 14 retailers as of November 4, 2026, with prices from £4,251 to £9,560, a £5,309 spread on the same certified stone. NZ Jewellers lists it at £9,560. 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
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2566165976
Dimensions8.60 × 8.65 × 5.41 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle
Top View
8.60 mm8.65 mm2.50 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2566165976
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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: Nov 4
Current: £9,560 GBP|Low: £4,251 GBP|High: £9,560 GBP|Avg: £5,894 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10£4,251 GBP
Retailer 6£4,316 GBP
Retailer 7£4,893 GBP
Retailer 3£5,276 GBP
Retailer 4£5,300 GBP
Retailer 9£5,716 GBP
Retailer 8£5,803 GBP
Retailer 5£6,197 GBP
Retailer 11£6,596 GBP
Retailer 2£6,601 GBP
NZ Jewellers£9,560 GBP

29 data points across 11 retailers

14 retailers£4,251 GBP to £9,560 GBP

A
Cheapest Retailer
-
£4,251 GBP
A
Retailer 2
-
£4,316 GBP
View
A
Retailer 3
-
£4,893 GBP
View
B+
Retailer 4
-
£4,977 GBP
View
B+
Retailer 5
-
£5,121 GBP
View
Retailer 6
-
£5,276 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
£5,300 GBP
View
B+
Retailer 8
-
£5,716 GBP
View
B+
Retailer 9
-
£5,803 GBP
View
B+
Retailer 10
-
£5,921 GBP
View
B+
Retailer 11
-
£6,197 GBP
View
B+
Retailer 12
-
£6,596 GBP
View
B+
Retailer 13
-
£6,601 GBP
View
Most Expensive
B
NZ Jewellers
3ae86cff-efea-4376-b32f-49280e5ca9fd · Nov 5
£9,560 GBP
$12,867 USD
View
13 more retailers have this diamond
Prices start from £4,251 GBPSave up to £5,309 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
£4,251 GBP