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Marquise|Natural|GIA

3.50ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 1569209575

Certificate GIA 1569209575

Diamond specifications and retailer prices

From €39,207 EUR
$43,975 USD
As of October 28, 2026
Save €32,447 EUR (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €71,655 EUR at MOH London · As of November 2, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1569209575. Listed at 14 retailers as of October 28, 2026, with prices from €39,207 to €71,655, a €32,447 spread on the same certified stone. MOH London lists it at €71,655. 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
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1569209575
Dimensions15.44 × 7.83 × 4.94 mm
L/W Ratio1.97
Culet sizeNone
Top View
15.44 mm7.83 mm3.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1569209575
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €71,655 EUR|Low: €39,207 EUR|High: €72,519 EUR|Avg: €47,901 EUR|-0.9%
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
November 2, 2026
Retailer 3€39,207 EUR
Retailer 5€40,978 EUR
Retailer 2€41,498 EUR
Retailer 14€42,040 EUR
Retailer 6€43,614 EUR
Retailer 8€43,686 EUR
Retailer 4€44,857 EUR
Retailer 10€45,726 EUR
Retailer 9€46,272 EUR
Retailer 11€47,628 EUR
Retailer 12€47,628 EUR
Retailer 13€49,215 EUR
Retailer 7€55,653 EUR
MOH London€71,655 EUR

28 data points across 14 retailers

14 retailers€39,207 EUR to €71,655 EUR

B+
Cheapest Retailer
-
€39,207 EUR
$43,975 USD
B+
Retailer 2
-
€40,978 EUR
$45,961 USD
View
B+
Retailer 3
-
€41,498 EUR
₹4,432,784 INR
View
B+
Retailer 4
-
€42,040 EUR
$47,152 USD
View
B
Retailer 5
-
€43,614 EUR
$48,918 USD
View
B
Retailer 6
-
€43,686 EUR
A$75,383 AUD
View
B+
Retailer 7
-
€44,857 EUR
$50,312 USD
View
B+
Retailer 8
-
€45,726 EUR
$51,286 USD
View
B+
Retailer 9
-
€46,272 EUR
£40,865 GBP
View
B
Retailer 10
-
€47,628 EUR
$53,420 USD
View
B
Retailer 11
-
€47,628 EUR
$53,420 USD
View
B
Retailer 12
-
€49,215 EUR
$55,200 USD
View
B
Retailer 13
-
€55,653 EUR
View
Most Expensive
B
MOH London
E34D1E698 · Nov 2
€71,655 EUR
£63,282 GBP
View
13 more retailers have this diamond
Prices start from €39,207 EURSave up to €32,447 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.

B+
3.50ct Marquise
€39,207 EUR