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Round|Natural|GIA

1.40ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1226745002

Certificate GIA 1226745002

Diamond specifications and retailer prices

From £2,501 GBP
As of November 4, 2026
Save £5,767 GBP (70%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £8,268 GBP at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.4ct natural round diamond

This 1.4ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1226745002. Listed at 6 retailers as of November 4, 2026, with prices from £2,501 to £8,268, a £5,767 spread on the same certified stone. Diamond Quarter lists it at £8,268. 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

1.40
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1226745002
Dimensions7.22 × 7.18 × 4.42 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Clouds are not shown. Pinpoints are not shown.
Key to symbols
Feather, Crystal, Needle, Knot, Indented Natural, Natural
Top View
7.22 mm7.18 mm1.40 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1226745002
Side View
Table 59.0%Crown 32.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.3%

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: £3,736 GBP|Low: £2,482 GBP|High: £4,156 GBP|Avg: £3,530 GBP|+1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5£2,501 GBP
Retailer 10£2,884 GBP
Retailer 6£3,058 GBP
Retailer 7£3,377 GBP
Retailer 3£3,530 GBP
Retailer 4£3,656 GBP
Retailer 1£3,736 GBP
Retailer 2£3,812 GBP
Retailer 8£4,042 GBP
Retailer 9£4,042 GBP
Retailer 11£4,156 GBP

14 data points across 11 retailers

6 retailers£2,501 GBP to £8,268 GBP

A
Cheapest Retailer
-
£2,501 GBP
A
Retailer 2
-
£2,850 GBP
View
A
Retailer 3
-
£3,058 GBP
View
A
Retailer 4
-
£3,656 GBP
View
A
Retailer 5
-
£3,736 GBP
View
Most Expensive
B
Diamond Quarter
1.4SI2E1202EBBBN · Nov 5
£8,268 GBP
View
5 more retailers have this diamond
Prices start from £2,501 GBPSave up to £5,767 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
1.40ct Round
£2,501 GBP