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Round|Natural|GIA

1.40ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6565308538

Certificate GIA 6565308538

Diamond specifications and retailer prices

From £1,957 GBP
₹249,719 INR
As of October 30, 2026
Save £1,714 GBP (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,671 GBP at MOH London · As of October 29, 2026
View at MOH London

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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565308538. Listed at 7 retailers as of October 29, 2026, with prices from £1,957 to £3,671, a £1,714 spread on the same certified stone. MOH London lists it at £3,671. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6565308538
Dimensions7.11 × 7.14 × 4.46 mm
L/W Ratio1.00
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Etch Channel, Indented Natural
Top View
7.11 mm7.14 mm1.40 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6565308538
Side View
Table 55.0%Crown 36.5°Girdle: MED-MEDPavilion 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: Oct 30
Current: £3,671 GBP|Low: £1,945 GBP|High: £3,696 GBP|Avg: £2,411 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 2£1,957 GBP
Retailer 5£1,985 GBP
Retailer 6£2,067 GBP
Retailer 3£2,320 GBP
Retailer 4£2,552 GBP
MOH London£3,671 GBP

43 data points across 6 retailers

7 retailers£1,957 GBP to £3,671 GBP

A
Cheapest Retailer
-
£1,957 GBP
₹249,719 INR
A
Retailer 2
-
£1,985 GBP
$2,660 USD
View
A
Retailer 3
-
£2,067 GBP
$2,770 USD
View
A
Retailer 4
-
£2,165 GBP
A$4,463 AUD
View
A
Retailer 5
-
£2,320 GBP
View
A
Retailer 6
-
£2,552 GBP
€3,257 EUR
View
Most Expensive
A
MOH London
DA8E26B67 · Oct 29
£3,671 GBP
View
6 more retailers have this diamond
Prices start from £1,957 GBPSave up to £1,714 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
£1,957 GBP