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Marquise|Natural|GIA

1.51ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 2548810416

Certificate GIA 2548810416

Diamond specifications and retailer prices

From €7,583 EUR
SGD 11,449 SGD
As of November 1, 2026
Save €6,009 EUR (44%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €13,592 EUR at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2548810416. Listed at 16 retailers as of November 1, 2026, with prices from €7,583 to €13,592, a €6,009 spread on the same certified stone. With Clarity lists it at €13,592. 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
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.57°
Pavilion angle38.28°
OriginNatural
Grading LabGIA
CertificateGIA 2548810416
Dimensions11.35 × 6.00 × 3.75 mm
L/W Ratio1.89
Top View
11.35 mm6.00 mm1.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2548810416
Side View
Table 57.0%Crown 39.57°Girdle: STK-THKPavilion 38.28°Culet: NoneDepth 62.5%

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: €11,180 EUR|Low: €7,583 EUR|High: €13,869 EUR|Avg: €9,698 EUR|-5.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
With Clarity
November 1, 2026
Retailer 10€7,583 EUR
Retailer 11€7,962 EUR
Retailer 6€8,198 EUR
Retailer 13€8,209 EUR
Retailer 9€8,345 EUR
Retailer 14€8,384 EUR
Retailer 7€8,469 EUR
Retailer 12€8,485 EUR
Retailer 8€9,660 EUR
Retailer 3€9,701 EUR
Retailer 2€9,795 EUR
Retailer 5€10,025 EUR
Retailer 1€11,180 EUR
Retailer 4€11,919 EUR
With Clarity€13,592 EUR

32 data points across 15 retailers

16 retailers€7,583 EUR to €13,592 EUR

A
Cheapest Retailer
-
€7,583 EUR
SGD 11,449 SGD
A
Retailer 2
-
€7,962 EUR
$8,895 USD
View
A
Retailer 3
-
€8,198 EUR
$9,159 USD
View
A
Retailer 4
-
€8,209 EUR
SGD 12,394 SGD
View
A
Retailer 5
-
€8,345 EUR
$9,324 USD
View
A
Retailer 6
-
€8,384 EUR
$9,367 USD
View
A
Retailer 7
-
€8,469 EUR
£7,450 GBP
View
A
Retailer 8
-
€8,485 EUR
$9,480 USD
View
B+
Retailer 9
-
€9,660 EUR
View
B+
Retailer 10
-
€9,701 EUR
$10,838 USD
View
B+
Retailer 11
-
€9,795 EUR
$10,943 USD
View
B+
Retailer 12
-
€10,025 EUR
$11,200 USD
View
B+
Retailer 13
-
€10,504 EUR
$11,735 USD
View
B+
Retailer 14
-
€11,180 EUR
$12,490 USD
View
B+
Retailer 15
-
€11,919 EUR
$13,316 USD
View
Most Expensive
B
With Clarity
2548810416 · Nov 1
€13,592 EUR
$15,185 USD
View
15 more retailers have this diamond
Prices start from €7,583 EURSave up to €6,009 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
€7,583 EUR