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Marquise|Natural|GIA

1.51ct L SI1 Marquise Natural Diamond

EX • L/SI1 • GIA 2536733744

Certificate GIA 2536733744

Diamond specifications and retailer prices

From €2,531 EUR
As of November 4, 2026
Save €1,317 EUR (34%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €3,848 EUR at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded L 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 2536733744. Listed at 5 retailers as of November 4, 2026, with prices from €2,531 to €3,848, a €1,317 spread on the same certified stone. 77 Diamonds lists it at €3,848. 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
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2536733744
Dimensions11.08 × 5.94 × 3.83 mm
L/W Ratio1.87
Top View
11.08 mm5.94 mm1.51 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2536733744
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.6%

Caratlytics Score

How it works →
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 4
Current: €3,848 EUR|Low: €2,570 EUR|High: €3,901 EUR|Avg: €3,323 EUR|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 4€2,570 EUR
Retailer 3€3,246 EUR
Retailer 2€3,630 EUR
77 Diamonds€3,848 EUR

35 data points across 4 retailers

5 retailers€2,531 EUR to €3,848 EUR

A
Cheapest Retailer
-
€2,531 EUR
A
Retailer 2
-
€2,570 EUR
View
B
Retailer 3
-
€3,246 EUR
View
B
Retailer 4
-
€3,630 EUR
View
Most Expensive
B
77 Diamonds
MQMBHWKSBE25 · Nov 5
€3,848 EUR
£3,383 GBP
View
4 more retailers have this diamond
Prices start from €2,531 EURSave up to €1,317 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
€2,531 EUR