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Round|Natural|GIA

0.40ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 7411996622

Certificate GIA 7411996622

Diamond specifications and retailer prices

From £187 GBP
As of November 4, 2026
Save £660 GBP (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £847 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7411996622. Listed at 11 retailers as of November 4, 2026, with prices from £187 to £847, a £660 spread on the same certified stone. NZ Jewellers lists it at £847. 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

0.40
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7411996622
Dimensions4.76 × 4.71 × 2.89 mm
L/W Ratio1.01
Top View
4.76 mm4.71 mm0.40 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7411996622
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.1%

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: £847 GBP|Low: £187 GBP|High: £847 GBP|Avg: £303 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 8£187 GBP
Retailer 4£198 GBP
Retailer 11£201 GBP
Retailer 10£209 GBP
Retailer 3£215 GBP
Retailer 12£252 GBP
Retailer 9£283 GBP
Retailer 6£288 GBP
Retailer 7£291 GBP
Retailer 5£363 GBP
Retailer 2£376 GBP
NZ Jewellers£847 GBP

41 data points across 12 retailers

11 retailers£187 GBP to £847 GBP

A
Cheapest Retailer
-
£187 GBP
Retailer 2
-
£201 GBP
View
Price last confirmed 8 days ago
A
Retailer 3
-
£209 GBP
View
A
Retailer 4
-
£215 GBP
View
B+
Retailer 5
-
£252 GBP
View
B+
Retailer 6
-
£283 GBP
View
B+
Retailer 7
-
£288 GBP
View
B+
Retailer 8
-
£291 GBP
View
B+
Retailer 9
-
£363 GBP
View
B+
Retailer 10
-
£376 GBP
View
Most Expensive
C
NZ Jewellers
d7a52c45-db72-4951-8800-f78ae3db3aff · Nov 4
£847 GBP
$1,140 USD
View
10 more retailers have this diamond
Prices start from £187 GBPSave up to £660 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
0.40ct Round
£187 GBP