Marquise|Natural|GIA

1.30ct K SI1 Marquise Natural Diamond

EX • K/SI1 • GIA 7551663028

Certificate GIA 7551663028

Diamond specifications and retailer prices

From €3,227 EUR
As of November 6, 2026
Save €3,376 EUR (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €6,603 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural marquise diamond

This 1.3ct natural marquise sits in the one-and-a-quarter to one-and-a-half 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 7551663028. Listed at 11 retailers as of November 5, 2026, with prices from €3,227 to €6,603, a €3,376 spread on the same certified stone. NZ Jewellers lists it at €6,603. 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

1.30
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551663028
Dimensions11.05 × 5.68 × 3.57 mm
L/W Ratio1.95
Culet sizeNone
Top View
11.05 mm5.68 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551663028
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.9%

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 6
Current: €6,603 EUR|Low: €2,639 EUR|High: €6,603 EUR|Avg: €4,192 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 4€2,639 EUR
Retailer 12€3,227 EUR
Retailer 10€3,395 EUR
Retailer 3€3,593 EUR
Retailer 11€3,693 EUR
Retailer 8€3,773 EUR
Retailer 9€3,773 EUR
Retailer 5€3,876 EUR
Retailer 2€4,061 EUR
Retailer 7€5,532 EUR
Retailer 6€6,321 EUR
NZ Jewellers€6,603 EUR

28 data points across 12 retailers

11 retailers€3,227 EUR to €6,603 EUR

B+
Cheapest Retailer
-
€3,227 EUR
B+
Retailer 2
-
€3,395 EUR
View
B+
Retailer 3
-
€3,593 EUR
View
B+
Retailer 4
-
€3,693 EUR
View
B+
Retailer 5
-
€3,773 EUR
View
B+
Retailer 6
-
€3,773 EUR
View
B+
Retailer 7
-
€3,876 EUR
View
B+
Retailer 8
-
€4,061 EUR
View
B
Retailer 9
-
€5,532 EUR
View
B
Retailer 10
-
€6,321 EUR
View
Most Expensive
B
NZ Jewellers
d59c58bd-2a71-439a-88d1-f0f399ee09e3 · Nov 5
€6,603 EUR
$7,372 USD
View
10 more retailers have this diamond
Prices start from €3,227 EURSave up to €3,376 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+
1.30ct Marquise
€3,227 EUR