Round|Natural|GIA

1.40ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 6532986147

Certificate GIA 6532986147

Diamond specifications and retailer prices

From £2,149 GBP
As of November 5, 2026
6 retailers carry this diamond
Most expensive: £3,621 GBP at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

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 M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6532986147. Listed at 6 retailers as of November 5, 2026. 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
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6532986147
Dimensions7.16 × 7.11 × 4.42 mm
L/W Ratio1.01
Star length50%
Top View
7.16 mm7.11 mm1.40 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532986147
Side View
Table 58.0%Crown 36°GirdlePavilion 40.8°Culet: NoneDepth 61.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: £2,149 GBP|Low: £2,106 GBP|High: £2,163 GBP|Avg: £2,125 GBP|+1.4%
Retailer 1
Retailer 2
November 5, 2026
Retailer 2£2,106 GBP
Retailer 1£2,149 GBP

20 data points across 2 retailers

6 retailers

Retailer 1
-
£1,732 GBP
Price last confirmed 29 days ago
Retailer 2
-
£1,732 GBP
View
Price last confirmed 29 days ago
Retailer 3
-
£1,812 GBP
View
Price last confirmed 38 days ago
Retailer 4
-
£1,999 GBP
View
Price last confirmed 38 days ago
B
Retailer 5
-
£2,149 GBP
View
Most Expensive
NZ Jewellers
e4d35399-5ae8-47c4-9990-02267c8f0509 · Sep 26
£3,621 GBP
$4,873 USD
View
Price last confirmed 40 days ago
5 more retailers have this diamond
Prices start from £2,149 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
£2,149 GBP