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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 €1,175 EUR
£1,034 GBP
As of October 30, 2026
Save €552 EUR (32%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,728 EUR 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 €1,175 to €1,728, a €552 spread on the same certified stone. MOH London lists it at €1,728. 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

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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: Oct 30
Current: €1,728 EUR|Low: €1,146 EUR|High: €1,739 EUR|Avg: €1,283 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6€1,146 EUR
Retailer 5€1,167 EUR
Retailer 3€1,175 EUR
Retailer 7€1,182 EUR
Retailer 4€1,227 EUR
Retailer 2€1,317 EUR
MOH London€1,728 EUR

23 data points across 7 retailers

4 retailers€1,175 EUR to €1,728 EUR

B
Cheapest Retailer
-
€1,175 EUR
£1,034 GBP
Retailer 2
-
€1,227 EUR
A$2,108 AUD
View
Price last confirmed 29 days ago
B
Retailer 3
-
€1,317 EUR
View
Most Expensive
B
MOH London
D2139A71C · Oct 29
€1,728 EUR
£1,520 GBP
View
3 more retailers have this diamond
Prices start from €1,175 EURSave up to €552 EUR

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
€1,175 EUR