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Radiant|Natural|GIA

0.40ct G SI1 Radiant Natural Diamond

EX • G/SI1 • GIA 6552226389

Certificate GIA 6552226389

Diamond specifications and retailer prices

From HK$3,099 HKD
$395 USD
As of October 28, 2026
Save HK$5,361 HKD (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$8,460 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 0.4ct natural radiant diamond

This 0.4ct natural radiant sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552226389. Listed at 15 retailers as of October 28, 2026, with prices from HK$3,099 to HK$8,460, a HK$5,361 spread on the same certified stone. MOH London lists it at HK$8,460. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.2°
Pavilion angle51.3°
OriginNatural
Grading LabGIA
CertificateGIA 6552226389
Dimensions5.37 × 3.73 × 2.40 mm
L/W Ratio1.44
Top View
5.37 mm3.73 mm0.40 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552226389
Side View
Table 65.0%Crown 35.2°Girdle: MED-STKPavilion 51.3°Culet: NoneDepth 64.5%

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: Oct 28
Current: HK$8,460 HKD|Low: HK$3,099 HKD|High: HK$8,858 HKD|Avg: HK$4,840 HKD|-3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 11HK$3,099 HKD
Retailer 6HK$3,415 HKD
Retailer 10HK$3,821 HKD
Retailer 15HK$3,923 HKD
Retailer 9HK$4,119 HKD
Retailer 4HK$4,174 HKD
Retailer 3HK$4,237 HKD
Retailer 12HK$4,237 HKD
Retailer 13HK$4,315 HKD
Retailer 8HK$4,564 HKD
Retailer 14HK$5,019 HKD
Retailer 2HK$5,231 HKD
Retailer 5HK$5,482 HKD
Retailer 7HK$6,069 HKD
MOH LondonHK$8,460 HKD

42 data points across 15 retailers

15 retailersHK$3,099 HKD to HK$8,460 HKD

A
Cheapest Retailer
-
HK$3,099 HKD
$395 USD
A
Retailer 2
-
HK$3,415 HKD
View
A
Retailer 3
-
HK$3,821 HKD
$487 USD
View
A
Retailer 4
-
HK$3,923 HKD
$500 USD
View
A
Retailer 5
-
HK$4,119 HKD
$525 USD
View
B+
Retailer 6
-
HK$4,174 HKD
$532 USD
View
B+
Retailer 7
-
HK$4,237 HKD
$540 USD
View
B+
Retailer 8
-
HK$4,237 HKD
$540 USD
View
B+
Retailer 9
-
HK$4,315 HKD
$550 USD
View
B+
Retailer 10
-
HK$4,564 HKD
£458 GBP
View
B+
Retailer 11
-
HK$5,019 HKD
£504 GBP
View
B
Retailer 12
-
HK$5,231 HKD
€635 EUR
View
B+
Retailer 13
-
HK$5,482 HKD
$699 USD
View
Retailer 14
-
HK$6,069 HKD
A$1,190 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
A44B12A18 · Nov 2
HK$8,460 HKD
£849 GBP
View
14 more retailers have this diamond
Prices start from HK$3,099 HKDSave up to HK$5,361 HKD

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 Radiant
HK$3,099 HKD