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Marquise|Natural|GIA

1.01ct K SI1 Marquise Natural Diamond

EX • K/SI1 • GIA 7551181654

Certificate GIA 7551181654

Diamond specifications and retailer prices

From €974 EUR
As of November 6, 2026
Save €1,307 EUR (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,282 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct natural marquise diamond

This 1.01ct 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 7551181654. Listed at 11 retailers as of November 4, 2026, with prices from €974 to €2,282, a €1,307 spread on the same certified stone. MOH London lists it at €2,282. 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

1.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551181654
Dimensions9.36 × 5.22 × 3.33 mm
L/W Ratio1.79
Top View
9.36 mm5.22 mm1.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551181654
Side View
Table 62.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 63.7%

Caratlytics Score

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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 6
Current: €2,282 EUR|Low: €974 EUR|High: €2,694 EUR|Avg: €1,600 EUR|-15.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9€974 EUR
Retailer 8€1,210 EUR
Retailer 11€1,338 EUR
Retailer 3€1,339 EUR
Retailer 4€1,347 EUR
Retailer 2€1,427 EUR
Retailer 5€1,441 EUR
Retailer 6€1,446 EUR
Retailer 7€1,593 EUR
Retailer 10€1,820 EUR
MOH London€2,282 EUR

41 data points across 11 retailers

11 retailers€974 EUR to €2,282 EUR

A
Cheapest Retailer
-
€974 EUR
A
Retailer 2
-
€1,210 EUR
View
Retailer 3
-
€1,338 EUR
View
Price last confirmed 8 days ago
A
Retailer 4
-
€1,339 EUR
View
A
Retailer 5
-
€1,347 EUR
View
A
Retailer 6
-
€1,427 EUR
View
A
Retailer 7
-
€1,441 EUR
View
A
Retailer 8
-
€1,446 EUR
View
A
Retailer 9
-
€1,593 EUR
View
B+
Retailer 10
-
€1,820 EUR
View
Most Expensive
B+
MOH London
7158E63F4 · Nov 4
€2,282 EUR
£2,006 GBP
View
10 more retailers have this diamond
Prices start from €974 EURSave up to €1,307 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
1.01ct Marquise
€974 EUR