CaratHunter
Plans
Round|Natural|GIA

0.40ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 5473675396

Certificate GIA 5473675396

Diamond specifications and retailer prices

From £190 GBP
As of November 4, 2026
Save £673 GBP (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £863 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 top-tier cut grade and certified by GIA 5473675396. Listed at 9 retailers as of November 4, 2026, with prices from £190 to £863, a £673 spread on the same certified stone. NZ Jewellers lists it at £863. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5473675396
Dimensions4.74 × 4.71 × 2.93 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
4.74 mm4.71 mm0.40 ctL / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5473675396
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.3%

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: £381 GBP|Low: £197 GBP|High: £389 GBP|Avg: £265 GBP|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5£198 GBP
Retailer 4£212 GBP
Retailer 3£236 GBP
Retailer 2£323 GBP
Retailer 1£381 GBP

44 data points across 5 retailers

9 retailers£190 GBP to £863 GBP

A
Cheapest Retailer
-
£190 GBP
Retailer 2
-
£205 GBP
View
Price last confirmed 8 days ago
B+
Retailer 3
-
£212 GBP
View
B+
Retailer 4
-
£236 GBP
View
B+
Retailer 5
-
£256 GBP
View
B+
Retailer 6
-
£287 GBP
View
B+
Retailer 7
-
£323 GBP
View
B
Retailer 8
-
£381 GBP
View
Most Expensive
C
NZ Jewellers
e656a7e7-4abe-438f-a745-4cc3cc0357c0 · Nov 4
£863 GBP
$1,162 USD
View
8 more retailers have this diamond
Prices start from £190 GBPSave up to £673 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
£190 GBP