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Marquise|Natural|GIA

1.20ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 2556199559

Certificate GIA 2556199559

Diamond specifications and retailer prices

From €2,544 EUR
As of November 4, 2026
Save €2,001 EUR (44%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,545 EUR at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-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 2556199559. Listed at 11 retailers as of November 4, 2026, with prices from €2,544 to €4,545, a €2,001 spread on the same certified stone. Wholesale Diamonds Direct lists it at €4,545. 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

1.20
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.64°
Pavilion angle39.18°
OriginNatural
Grading LabGIA
CertificateGIA 2556199559
Dimensions11.28 × 5.34 × 3.34 mm
L/W Ratio2.11
Top View
11.28 mm5.34 mm1.20 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556199559
Side View
Table 59.0%Crown 39.64°Girdle: MED-THKPavilion 39.18°Culet: NoneDepth 62.5%

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 4
Current: €2,969 EUR|Low: €2,544 EUR|High: €5,013 EUR|Avg: €3,236 EUR|-5.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 7, 2026
Retailer 5€2,544 EUR
Retailer 4€2,605 EUR
Retailer 2€2,707 EUR
Retailer 6€2,743 EUR
Retailer 1€2,969 EUR
Retailer 9€3,064 EUR
Retailer 7€3,266 EUR
Retailer 8€3,338 EUR
Retailer 3€3,384 EUR
Wholesale Diamonds Direct€4,545 EUR

40 data points across 10 retailers

11 retailers€2,544 EUR to €4,545 EUR

A
Cheapest Retailer
-
€2,544 EUR
A
Retailer 2
-
€2,605 EUR
View
A
Retailer 3
-
€2,707 EUR
View
A
Retailer 4
-
€2,743 EUR
View
B+
Retailer 5
-
€2,969 EUR
View
B+
Retailer 6
-
€3,064 EUR
View
B+
Retailer 7
-
€3,266 EUR
View
B+
Retailer 8
-
€3,338 EUR
View
B+
Retailer 9
-
€3,384 EUR
View
B
Retailer 10
-
€3,681 EUR
View
Most Expensive
B
Wholesale Diamonds Direct
369337227 · Nov 6
€4,545 EUR
$5,075 USD
View
10 more retailers have this diamond
Prices start from €2,544 EURSave up to €2,001 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
1.20ct Marquise
€2,544 EUR