Radiant|Natural|GIA

0.51ct I VS2 Radiant Natural Diamond

EX • I/VS2 • GIA 6542390400

Certificate GIA 6542390400

Diamond specifications and retailer prices

From €366 EUR
$409 USD
As of October 31, 2026
Save €1,274 EUR (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,640 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542390400. Listed at 13 retailers as of October 30, 2026, with prices from €366 to €1,640, a €1,274 spread on the same certified stone. NZ Jewellers lists it at €1,640. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Color
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542390400
Dimensions5.37 × 3.95 × 2.72 mm
L/W Ratio1.36
Top View
5.37 mm3.95 mm0.51 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6542390400
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.9%

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 31
Current: €1,640 EUR|Low: €333 EUR|High: €1,656 EUR|Avg: €794 EUR|-1.0%
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 1, 2026
Retailer 3€366 EUR
Retailer 2€391 EUR
Retailer 7€636 EUR
Retailer 5€640 EUR
Retailer 12€641 EUR
Retailer 8€694 EUR
Retailer 11€725 EUR
Retailer 9€773 EUR
Retailer 4€794 EUR
Retailer 10€807 EUR
Retailer 13€1,159 EUR
Retailer 6€1,207 EUR
NZ Jewellers€1,640 EUR

32 data points across 13 retailers

13 retailers€366 EUR to €1,640 EUR

A
Cheapest Retailer
-
€366 EUR
$409 USD
Final sale: no returns
A
Retailer 2
-
€391 EUR
₹41,594 INR
View
B+
Retailer 3
-
€636 EUR
£560 GBP
View
B+
Retailer 4
-
€640 EUR
$715 USD
View
B+
Retailer 5
-
€641 EUR
$716 USD
View
B+
Retailer 6
-
€694 EUR
$775 USD
View
B+
Retailer 7
-
€725 EUR
$810 USD
View
B+
Retailer 8
-
€773 EUR
View
Retailer 9
-
€794 EUR
A$1,365 AUD
View
Price last confirmed 28 days ago
B+
Retailer 10
-
€807 EUR
ZAR 14,565 ZAR
View
B
Retailer 11
-
€1,159 EUR
£1,020 GBP
View
B
Retailer 12
-
€1,207 EUR
£1,062 GBP
View
Most Expensive
B
NZ Jewellers
e6b6bcce-0713-4b75-9a37-7ce50a697d5a · Oct 30
€1,640 EUR
$1,832 USD
View
12 more retailers have this diamond
Prices start from €366 EURSave up to €1,274 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.

A
0.51ct Radiant
€366 EUR