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Round|Natural|GIA

0.40ct L SI2 Round Natural Diamond

VG • L/SI2 • GIA 2284410926

Certificate GIA 2284410926

Diamond specifications and retailer prices

From £181 GBP
As of November 6, 2026
Save £765 GBP (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £946 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2284410926. Listed at 11 retailers as of November 4, 2026, with prices from £181 to £946, a £765 spread on the same certified stone. NZ Jewellers lists it at £946. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.40
Carat
L
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2284410926
Dimensions4.68 × 4.66 × 2.96 mm
L/W Ratio1.00
Top View
4.68 mm4.66 mm0.40 ctL / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2284410926
Side View
Table 55.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £946 GBP|Low: £181 GBP|High: £946 GBP|Avg: £326 GBP|+1.8%
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 6, 2026
Retailer 3£181 GBP
Retailer 4£204 GBP
Retailer 12£209 GBP
Retailer 5£224 GBP
Retailer 8£225 GBP
Retailer 9£233 GBP
Retailer 6£260 GBP
Retailer 13£281 GBP
Retailer 11£305 GBP
Retailer 10£338 GBP
Retailer 7£400 GBP
Retailer 2£427 GBP
NZ Jewellers£946 GBP

33 data points across 13 retailers

11 retailers£181 GBP to £946 GBP

B+
Cheapest Retailer
-
£181 GBP
B+
Retailer 2
-
£209 GBP
View
Retailer 3
-
£225 GBP
View
Price last confirmed 8 days ago
B+
Retailer 4
-
£233 GBP
View
B+
Retailer 5
-
£260 GBP
View
B+
Retailer 6
-
£281 GBP
View
B
Retailer 7
-
£305 GBP
View
B
Retailer 8
-
£338 GBP
View
B
Retailer 9
-
£400 GBP
View
B
Retailer 10
-
£427 GBP
View
Most Expensive
C
NZ Jewellers
26dd9de7-70f1-4690-a81e-63d2de6d62af · Nov 4
£946 GBP
$1,273 USD
View
10 more retailers have this diamond
Prices start from £181 GBPSave up to £765 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
£181 GBP