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Marquise|Natural|GIA

3.50ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 1569459555

Certificate GIA 1569459555

Diamond specifications and retailer prices

From €28,517 EUR
HK$248,900 HKD
As of November 1, 2026
Save €23,479 EUR (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €51,996 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.5ct natural marquise diamond

This 3.5ct natural marquise sits in the three to five carat band, graded I 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 1569459555. Listed at 15 retailers as of November 1, 2026, with prices from €28,517 to €51,996, a €23,479 spread on the same certified stone. MOH London lists it at €51,996. 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

3.50
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1569459555
Dimensions14.73 × 7.99 × 4.99 mm
L/W Ratio1.84
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle, Indented Natural
Top View
14.73 mm7.99 mm3.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1569459555
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.4%

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 1
Current: €51,996 EUR|Low: €28,517 EUR|High: €52,274 EUR|Avg: €36,960 EUR|-0.5%
MOH London
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
November 2, 2026
Retailer 6€28,517 EUR
Retailer 9€29,776 EUR
Retailer 3€32,519 EUR
Retailer 7€32,883 EUR
Retailer 8€33,547 EUR
Retailer 5€33,686 EUR
Retailer 14€34,680 EUR
Retailer 11€36,749 EUR
Retailer 12€38,280 EUR
Retailer 15€39,811 EUR
Retailer 2€40,382 EUR
Retailer 4€40,921 EUR
Retailer 10€40,948 EUR
Retailer 13€41,342 EUR
MOH London€51,996 EUR

18 data points across 15 retailers

15 retailers€28,517 EUR to €51,996 EUR

A
Cheapest Retailer
-
€28,517 EUR
HK$248,900 HKD
A
Retailer 2
-
€29,776 EUR
₹3,168,194 INR
View
B+
Retailer 3
-
€32,519 EUR
$36,330 USD
View
B+
Retailer 4
-
€32,883 EUR
$36,737 USD
View
B+
Retailer 5
-
€33,547 EUR
£29,511 GBP
View
B+
Retailer 6
-
€33,686 EUR
$37,634 USD
View
Final sale: no returns
B+
Retailer 7
-
€34,680 EUR
$38,745 USD
View
B+
Retailer 8
-
€36,749 EUR
$41,056 USD
View
B+
Retailer 9
-
€38,280 EUR
$42,767 USD
View
B+
Retailer 10
-
€39,811 EUR
$44,477 USD
View
B+
Retailer 11
-
€40,382 EUR
View
B
Retailer 12
-
€40,921 EUR
$45,717 USD
View
B+
Retailer 13
-
€40,948 EUR
£36,022 GBP
View
B
Retailer 14
-
€41,342 EUR
$46,188 USD
View
Most Expensive
B
MOH London
0BBBE3383 · Nov 1
€51,996 EUR
£45,740 GBP
View
14 more retailers have this diamond
Prices start from €28,517 EURSave up to €23,479 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
3.50ct Marquise
€28,517 EUR