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Radiant|Natural|GIA

0.53ct D SI1 Radiant Natural Diamond

EX • D/SI1 • GIA 245300343

Certificate GIA 245300343

Diamond specifications and retailer prices

From HK$10,303 HKD
£1,034 GBP
As of November 2, 2026
Save HK$4,842 HKD (32%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$15,145 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.53ct natural radiant diamond

This 0.53ct natural radiant sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 245300343. Listed at 4 retailers as of October 29, 2026, with prices from HK$10,303 to HK$15,145, a HK$4,842 spread on the same certified stone. MOH London lists it at HK$15,145. 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

0.53
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 245300343
Dimensions5.87 × 4.21 × 2.52 mm
L/W Ratio1.39
Top View
5.87 mm4.21 mm0.53 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 245300343
Side View
Table 65.0%CrownGirdlePavilionCuletDepth 58.9%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$15,145 HKD|Low: HK$10,042 HKD|High: HK$15,245 HKD|Avg: HK$11,242 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6HK$10,042 HKD
Retailer 5HK$10,227 HKD
Retailer 3HK$10,303 HKD
Retailer 7HK$10,363 HKD
Retailer 4HK$10,751 HKD
Retailer 2HK$11,541 HKD
MOH LondonHK$15,145 HKD

23 data points across 7 retailers

4 retailersHK$10,303 HKD to HK$15,145 HKD

B
Cheapest Retailer
-
HK$10,303 HKD
£1,034 GBP
Retailer 2
-
HK$10,751 HKD
A$2,108 AUD
View
Price last confirmed 29 days ago
B
Retailer 3
-
HK$11,541 HKD
€1,401 EUR
View
Most Expensive
B
MOH London
D2139A71C · Oct 29
HK$15,145 HKD
£1,520 GBP
View
3 more retailers have this diamond
Prices start from HK$10,303 HKDSave up to HK$4,842 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.

B
0.53ct Radiant
HK$10,303 HKD