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Marquise|Natural|GIA

1.20ct K SI1 Marquise Natural Diamond

EX • K/SI1 • GIA 7551514553

Certificate GIA 7551514553

Diamond specifications and retailer prices

From €2,552 EUR
As of November 5, 2026
Save €2,927 EUR (53%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,479 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551514553. Listed at 14 retailers as of November 5, 2026, with prices from €2,552 to €5,479, a €2,927 spread on the same certified stone. NZ Jewellers lists it at €5,479. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7551514553
Dimensions10.58 × 5.54 × 3.42 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Top View
10.58 mm5.54 mm1.20 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7551514553
Side View
Table 60.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 61.7%

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: Nov 5
Current: €3,051 EUR|Low: €2,552 EUR|High: €5,322 EUR|Avg: €3,348 EUR|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7€2,552 EUR
Retailer 6€2,553 EUR
Retailer 8€2,675 EUR
Retailer 9€2,958 EUR
Retailer 1€3,051 EUR
Retailer 3€3,234 EUR
Retailer 2€3,446 EUR
Retailer 4€3,838 EUR
Retailer 5€5,244 EUR

41 data points across 9 retailers

14 retailers€2,552 EUR to €5,479 EUR

B+
Cheapest Retailer
-
€2,552 EUR
B+
Retailer 2
-
€2,553 EUR
View
B+
Retailer 3
-
€2,675 EUR
View
B
Retailer 4
-
€2,849 EUR
View
Retailer 5
-
€2,849 EUR
View
Price last confirmed 8 days ago
B
Retailer 6
-
€2,958 EUR
View
B+
Retailer 7
-
€3,051 EUR
View
B
Retailer 8
-
€3,234 EUR
View
B
Retailer 9
-
€3,287 EUR
View
B
Retailer 10
-
€3,446 EUR
View
Retailer 11
-
€3,563 EUR
View
Price last confirmed 14 days ago
B
Retailer 12
-
€3,838 EUR
View
B
Retailer 13
-
€5,244 EUR
View
Most Expensive
C
NZ Jewellers
e008bd19-801b-4e79-8965-be14f37f4664 · Nov 5
€5,479 EUR
$6,117 USD
View
13 more retailers have this diamond
Prices start from €2,552 EURSave up to €2,927 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+
1.20ct Marquise
€2,552 EUR