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Round|Natural|GIA

0.40ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6235360776

Certificate GIA 6235360776

Diamond specifications and retailer prices

From £337 GBP
As of November 2, 2026
12 retailers carry this diamond
Most expensive: £904 GBP at NZ Jewellers · As of October 20, 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 6235360776. Listed at 12 retailers as of November 2, 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

0.40
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6235360776
Dimensions4.37 × 4.40 × 3.07 mm
L/W Ratio1.01
Top View
4.37 mm4.40 mm0.40 ctL / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6235360776
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 70.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: £904 GBP|Low: £200 GBP|High: £904 GBP|Avg: £333 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
Retailer 13
November 2, 2026
Retailer 10£200 GBP
Retailer 11£215 GBP
Retailer 9£223 GBP
Retailer 4£230 GBP
Retailer 7£238 GBP
Retailer 12£269 GBP
Retailer 5£296 GBP
Retailer 8£306 GBP
Retailer 13£331 GBP
Retailer 2£337 GBP
Retailer 3£368 GBP
Retailer 6£403 GBP
NZ Jewellers£904 GBP

27 data points across 13 retailers

12 retailers

Retailer 1
-
£200 GBP
Price last confirmed 15 days ago
Retailer 2
-
£215 GBP
View
Price last confirmed 21 days ago
Retailer 3
-
£223 GBP
View
Price last confirmed 22 days ago
Retailer 4
-
£230 GBP
View
Price last confirmed 17 days ago
Retailer 5
-
£238 GBP
View
Price last confirmed 15 days ago
Retailer 6
-
£269 GBP
View
Price last confirmed 17 days ago
Retailer 7
-
£296 GBP
View
Price last confirmed 19 days ago
Retailer 8
-
£306 GBP
View
Price last confirmed 16 days ago
Retailer 9
-
£331 GBP
View
Price last confirmed 16 days ago
B
Retailer 10
-
£337 GBP
View
Retailer 11
-
£368 GBP
View
Price last confirmed 14 days ago
Most Expensive
NZ Jewellers
be1d49a5-4af8-4422-8e6c-b23aa93674ca · Oct 20
£904 GBP
$1,217 USD
View
Price last confirmed 17 days ago
11 more retailers have this diamond
Prices start from £337 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
0.40ct Round
£337 GBP