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Round|Natural|GIA

2.50ct E SI1 Round Natural Diamond

VG • E/SI1 • GIA 6542731304

Certificate GIA 6542731304

Diamond specifications and retailer prices

From £14,316 GBP
SGD 25,762 SGD
As of October 30, 2026
Save £5,116 GBP (26%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £19,432 GBP at The Diamond Guys · As of October 29, 2026
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 E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6542731304. Listed at 10 retailers as of October 29, 2026, with prices from £14,316 to £19,432, a £5,116 spread on the same certified stone. The Diamond Guys lists it at £19,432. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.50
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 6542731304
Dimensions8.45 × 8.37 × 5.46 mm
L/W Ratio1.01
Top View
8.45 mm8.37 mm2.50 ctE / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6542731304
Side View
Table 56.0%Crown 38.5°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.9%

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 30
Current: £15,406 GBP|Low: £14,316 GBP|High: £27,269 GBP|Avg: £18,317 GBP|-4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 5£14,316 GBP
Retailer 7£15,381 GBP
Retailer 1£15,406 GBP
Retailer 3£15,957 GBP
Retailer 10£16,033 GBP
Retailer 6£16,143 GBP
Retailer 9£16,336 GBP
Retailer 8£18,398 GBP
Retailer 12£18,670 GBP
Retailer 11£19,426 GBP
Retailer 2£22,432 GBP
Retailer 4£27,269 GBP

42 data points across 12 retailers

10 retailers£14,316 GBP to £19,432 GBP

A
Cheapest Retailer
-
£14,316 GBP
SGD 25,762 SGD
A
Retailer 2
-
£15,381 GBP
$20,482 USD
View
A
Retailer 3
-
£15,406 GBP
View
Retailer 4
-
£15,957 GBP
$21,250 USD
View
Price last confirmed 23 days ago
Retailer 5
-
£16,033 GBP
$21,351 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
£16,143 GBP
SGD 29,051 SGD
View
A
Retailer 7
-
£16,336 GBP
$21,754 USD
View
A
Retailer 8
-
£18,398 GBP
$24,500 USD
View
B+
Retailer 9
-
£19,426 GBP
$25,869 USD
View
Most Expensive
B+
The Diamond Guys
1924632494 · Oct 29
£19,432 GBP
$25,877 USD
View
9 more retailers have this diamond
Prices start from £14,316 GBPSave up to £5,116 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
£14,316 GBP