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Marquise|Natural|GIA

0.50ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 3565193131

Certificate GIA 3565193131

Diamond specifications and retailer prices

From €394 EUR
As of November 2, 2026
Save €1,208 EUR (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,602 EUR at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded G 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 3565193131. Listed at 17 retailers as of November 2, 2026, with prices from €394 to €1,602, a €1,208 spread on the same certified stone. NZ Jewellers lists it at €1,602. 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

0.50
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37.5°
Pavilion angle40.9°
OriginNatural
Grading LabGIA
CertificateGIA 3565193131
Dimensions7.73 × 4.18 × 2.71 mm
L/W Ratio1.85
Girdle conditionFaceted
Culet sizeNone
Top View
7.73 mm4.18 mm0.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 3565193131
Side View
Table 58.0%Crown 37.5°Girdle: MED-VTKPavilion 40.9°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €1,602 EUR|Low: €394 EUR|High: €1,610 EUR|Avg: €659 EUR|-0.5%
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
Retailer 18
November 3, 2026
Retailer 13€394 EUR
Retailer 10€447 EUR
Retailer 5€471 EUR
Retailer 9€475 EUR
Retailer 4€511 EUR
Retailer 3€550 EUR
Retailer 18€550 EUR
Retailer 8€553 EUR
Retailer 16€589 EUR
Retailer 7€626 EUR
Retailer 11€626 EUR
Retailer 15€631 EUR
Retailer 17€640 EUR
Retailer 6€677 EUR
Retailer 2€712 EUR
Retailer 12€735 EUR
Retailer 14€1,179 EUR
NZ Jewellers€1,602 EUR

26 data points across 18 retailers

17 retailers€394 EUR to €1,602 EUR

A
Cheapest Retailer
-
€394 EUR
A
Retailer 2
-
€447 EUR
View
A
Retailer 3
-
€475 EUR
View
A
Retailer 4
-
€511 EUR
View
Retailer 5
-
€550 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
€550 EUR
View
Retailer 7
-
€553 EUR
View
Price last confirmed 10 days ago
A
Retailer 8
-
€589 EUR
View
A
Retailer 9
-
€626 EUR
View
A
Retailer 10
-
€626 EUR
View
A
Retailer 11
-
€631 EUR
View
A
Retailer 12
-
€640 EUR
View
B+
Retailer 13
-
€677 EUR
View
B+
Retailer 14
-
€712 EUR
View
B+
Retailer 15
-
€735 EUR
View
B
Retailer 16
-
€1,179 EUR
View
Most Expensive
B
NZ Jewellers
c0f936e5-6a7d-415a-b5f7-31d8ef9c91c6 · Nov 3
€1,602 EUR
$1,789 USD
View
16 more retailers have this diamond
Prices start from €394 EURSave up to €1,208 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
0.50ct Marquise
€394 EUR