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Round|Natural|GIA

1.40ct E SI2 Round Natural Diamond

VG • E/SI2 • GIA 1136697348

Certificate GIA 1136697348

Diamond specifications and retailer prices

From £6,163 GBP
As of November 5, 2026
Save £4,074 GBP (40%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £10,237 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 very-good cut grade and certified by GIA 1136697348. Listed at 6 retailers as of November 5, 2026, with prices from £6,163 to £10,237, a £4,074 spread on the same certified stone. Diamond Quarter lists it at £10,237. 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

1.40
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 1136697348
Dimensions7.12 × 7.08 × 4.45 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.12 mm7.08 mm1.40 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1136697348
Side View
Table 57.0%Crown 37.5°Girdle: THN-STKPavilion 40.2°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £6,935 GBP|Low: £5,182 GBP|High: £9,466 GBP|Avg: £7,057 GBP|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 4£5,182 GBP
Retailer 2£6,163 GBP
Retailer 1£6,935 GBP
Retailer 5£7,399 GBP
Retailer 3£9,340 GBP

35 data points across 5 retailers

6 retailers£6,163 GBP to £10,237 GBP

Retailer 1
-
£5,182 GBP
Price last confirmed 9 days ago
B+
Retailer 2
-
£6,163 GBP
View
B
Retailer 3
-
£6,935 GBP
View
Retailer 4
-
£7,399 GBP
View
Price last confirmed 24 days ago
B
Retailer 5
-
£9,340 GBP
View
Most Expensive
B
Diamond Quarter
1.4SI2E11484861N · Nov 5
£10,237 GBP
View
5 more retailers have this diamond
Prices start from £6,163 GBPSave up to £4,074 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.

B+
1.40ct Round
£6,163 GBP