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Marquise|Natural|GIA

0.51ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 1548875593

Certificate GIA 1548875593

Diamond specifications and retailer prices

From €458 EUR
As of November 6, 2026
Save €1,381 EUR (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,839 EUR at NZ Jewellers · As of November 5, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1548875593. Listed at 17 retailers as of November 5, 2026, with prices from €458 to €1,839, a €1,381 spread on the same certified stone. NZ Jewellers lists it at €1,839. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1548875593
Dimensions9.03 × 3.97 × 2.55 mm
L/W Ratio2.27
Girdle conditionFaceted
Key to symbols
Crystal, Twinning Wisp, Feather
Top View
9.03 mm3.97 mm0.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1548875593
Side View
Table 58.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.2%

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 6
Current: €1,839 EUR|Low: €458 EUR|High: €1,839 EUR|Avg: €758 EUR
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 2€458 EUR
Retailer 8€490 EUR
Retailer 4€541 EUR
Retailer 7€586 EUR
Retailer 16€586 EUR
Retailer 6€609 EUR
Retailer 17€609 EUR
Retailer 9€612 EUR
Retailer 15€676 EUR
Retailer 10€696 EUR
Retailer 3€707 EUR
Retailer 11€715 EUR
Retailer 14€734 EUR
Retailer 5€838 EUR
Retailer 13€856 EUR
Retailer 12€1,352 EUR
NZ Jewellers€1,839 EUR

26 data points across 17 retailers

17 retailers€458 EUR to €1,839 EUR

A
Cheapest Retailer
-
€458 EUR
A
Retailer 2
-
€490 EUR
View
A
Retailer 3
-
€541 EUR
View
Final sale: no returns
A
Retailer 4
-
€586 EUR
View
Retailer 5
-
€586 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
€609 EUR
View
A
Retailer 7
-
€609 EUR
View
A
Retailer 8
-
€612 EUR
View
A
Retailer 9
-
€676 EUR
View
A
Retailer 10
-
€696 EUR
View
B+
Retailer 11
-
€707 EUR
View
A
Retailer 12
-
€715 EUR
View
Retailer 13
-
€734 EUR
View
Price last confirmed 7 days ago
B+
Retailer 14
-
€838 EUR
View
B+
Retailer 15
-
€856 EUR
View
B
Retailer 16
-
€1,352 EUR
View
Most Expensive
B
NZ Jewellers
67c3dd16-cd7b-49fa-a791-6fb67108466d · Nov 5
€1,839 EUR
$2,064 USD
View
16 more retailers have this diamond
Prices start from €458 EURSave up to €1,381 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
€458 EUR