CaratHunter
Plans
Marquise|Natural|GIA

0.51ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 1563008847

Certificate GIA 1563008847

Diamond specifications and retailer prices

From €436 EUR
As of November 4, 2026
Save €1,049 EUR (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,485 EUR at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1563008847. Listed at 12 retailers as of November 3, 2026, with prices from €436 to €1,485, a €1,049 spread on the same certified stone. NZ Jewellers lists it at €1,485. 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

0.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1563008847
Dimensions8.82 × 4.16 × 2.43 mm
L/W Ratio2.12
Girdle conditionFaceted
Culet sizeNone
Top View
8.82 mm4.16 mm0.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1563008847
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.4%

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: €588 EUR|Low: €400 EUR|High: €1,106 EUR|Avg: €627 EUR|+4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4€436 EUR
Retailer 6€510 EUR
Retailer 8€546 EUR
Retailer 5€572 EUR
Retailer 1€588 EUR
Retailer 7€591 EUR
Retailer 3€707 EUR
Retailer 2€1,092 EUR

43 data points across 8 retailers

12 retailers€436 EUR to €1,485 EUR

A
Cheapest Retailer
-
€436 EUR
Final sale: no returns
A
Retailer 2
-
€474 EUR
View
Retailer 3
-
€510 EUR
View
Price last confirmed 9 days ago
B+
Retailer 4
-
€510 EUR
View
B+
Retailer 5
-
€546 EUR
View
Retailer 6
-
€546 EUR
View
Price last confirmed 62 days ago
B+
Retailer 7
-
€546 EUR
View
B+
Retailer 8
-
€588 EUR
View
B+
Retailer 9
-
€591 EUR
View
B
Retailer 10
-
€707 EUR
View
B
Retailer 11
-
€1,092 EUR
View
Most Expensive
C
NZ Jewellers
6bb20c1b-f3cc-4e77-b777-68db4d99320e · Nov 3
€1,485 EUR
$1,658 USD
View
11 more retailers have this diamond
Prices start from €436 EURSave up to €1,049 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 Marquise
€436 EUR