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Cushion|Natural|GIA

1.51ct L SI1 Cushion Natural Diamond

EX • L/SI1 • GIA 1545440058

Certificate GIA 1545440058

Diamond specifications and retailer prices

From €1,997 EUR
As of November 6, 2026
Save €1,084 EUR (35%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €3,081 EUR at Yorxs · As of November 3, 2026
View at Yorxs

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion 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 1545440058. Listed at 4 retailers as of November 3, 2026, with prices from €1,997 to €3,081, a €1,084 spread on the same certified stone. Yorxs lists it at €3,081. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1545440058
Dimensions8.11 × 5.70 × 3.84 mm
L/W Ratio1.42
Key to symbols
Feather, Crystal, Needle, Natural
Top View
8.11 mm5.70 mm1.51 ctL / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545440058
Side View
Table 65.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 67.4%

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 6
Current: €1,997 EUR|Low: €1,997 EUR|High: €3,198 EUR|Avg: €2,632 EUR|-1.9%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 6, 2026
Retailer 1€1,997 EUR
Retailer 3€2,415 EUR
Retailer 2€2,797 EUR
Yorxs€3,081 EUR

44 data points across 4 retailers

4 retailers€1,997 EUR to €3,081 EUR

A
Cheapest Retailer
-
€1,997 EUR
B+
Retailer 2
-
€2,415 EUR
View
B
Retailer 3
-
€2,797 EUR
View
Most Expensive
B
Yorxs
F0083F818 · Nov 3
€3,081 EUR
View
3 more retailers have this diamond
Prices start from €1,997 EURSave up to €1,084 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 Cushion
€1,997 EUR