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Marquise|Natural|GIA

1.51ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 6561292508

Certificate GIA 6561292508

Diamond specifications and retailer prices

From €5,704 EUR
SGD 8,646 SGD
As of November 1, 2026
Save €2,381 EUR (29%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €8,086 EUR at Diamonds Direct · As of November 1, 2026
View at Diamonds Direct

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded H 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 6561292508. Listed at 13 retailers as of November 1, 2026, with prices from €5,704 to €8,086, a €2,381 spread on the same certified stone. Diamonds Direct lists it at €8,086. 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

1.51
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.98°
Pavilion angle39.28°
OriginNatural
Grading LabGIA
CertificateGIA 6561292508
Dimensions11.22 × 5.91 × 3.76 mm
L/W Ratio1.90
Culet sizeNone
Top View
11.22 mm5.91 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561292508
Side View
Table 59.0%Crown 39.98°Girdle: STK-THKPavilion 39.28°Culet: NoneDepth 63.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €8,086 EUR|Low: €5,704 EUR|High: €8,502 EUR|Avg: €6,803 EUR|-4.9%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 11€5,704 EUR
Retailer 7€5,819 EUR
Retailer 13€5,938 EUR
Retailer 10€5,960 EUR
Retailer 8€6,036 EUR
Retailer 9€6,119 EUR
Retailer 6€6,294 EUR
Retailer 12€6,375 EUR
Retailer 4€7,127 EUR
Retailer 3€7,179 EUR
Retailer 5€7,238 EUR
Retailer 2€7,266 EUR
Diamonds Direct€8,086 EUR

31 data points across 13 retailers

13 retailers€5,704 EUR to €8,086 EUR

A
Cheapest Retailer
-
€5,704 EUR
SGD 8,646 SGD
A
Retailer 2
-
€5,819 EUR
$6,527 USD
View
A
Retailer 3
-
€5,938 EUR
SGD 9,000 SGD
View
A
Retailer 4
-
€5,960 EUR
$6,685 USD
View
A
Retailer 5
-
€6,036 EUR
$6,770 USD
View
A
Retailer 6
-
€6,119 EUR
$6,863 USD
View
A
Retailer 7
-
€6,294 EUR
£5,558 GBP
View
B+
Retailer 8
-
€6,375 EUR
$7,150 USD
View
B+
Retailer 9
-
€7,127 EUR
$7,993 USD
View
B+
Retailer 10
-
€7,179 EUR
$8,052 USD
View
B+
Retailer 11
-
€7,238 EUR
$8,118 USD
View
B+
Retailer 12
-
€7,266 EUR
View
Most Expensive
B
Diamonds Direct
1112251 · Nov 1
€8,086 EUR
$9,069 USD
View
12 more retailers have this diamond
Prices start from €5,704 EURSave up to €2,381 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
1.51ct Marquise
€5,704 EUR