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Round|Natural|GIA

1.40ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 2245017004

Certificate GIA 2245017004

Diamond specifications and retailer prices

From £1,579 GBP
As of November 6, 2026
Save £410 GBP (21%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,358 GBP at NZ Jewellers · As of September 28, 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 L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2245017004. Listed at 8 retailers as of November 5, 2026, with a 26% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2245017004
Dimensions7.11 × 7.07 × 4.46 mm
L/W Ratio1.01
Star length45%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Cloud, Indented Natural, Natural
Top View
7.11 mm7.07 mm1.40 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2245017004
Side View
Table 57.0%Crown 35°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.9%

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: Nov 6
Current: £1,579 GBP|Low: £1,578 GBP|High: £2,005 GBP|Avg: £1,710 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 1£1,579 GBP
Retailer 4£1,606 GBP
Retailer 5£1,606 GBP
Retailer 2£1,735 GBP
Retailer 3£1,989 GBP

43 data points across 5 retailers

8 retailers£1,579 GBP to £1,989 GBP

A
Cheapest Retailer
-
£1,579 GBP
Retailer 2
-
£1,606 GBP
View
Price last confirmed 29 days ago
Retailer 3
-
£1,606 GBP
View
Price last confirmed 29 days ago
Retailer 4
-
£1,681 GBP
View
Price last confirmed 38 days ago
B+
Retailer 5
-
£1,735 GBP
View
Retailer 6
-
£1,853 GBP
View
Price last confirmed 38 days ago
B
Retailer 7
-
£1,989 GBP
View
Most Expensive
NZ Jewellers
081b1436-55d3-4100-9f41-4f35025fcff2 · Sep 28
£3,358 GBP
$4,520 USD
View
Price last confirmed 39 days ago
7 more retailers have this diamond
Prices start from £1,579 GBPSave up to £410 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
£1,579 GBP