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Cushion|Natural|GIA

1.51ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 2556337276

Certificate GIA 2556337276

Diamond specifications and retailer prices

From €3,647 EUR
$4,090 USD
As of November 2, 2026
Save €4,180 EUR (53%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €7,827 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556337276. Listed at 21 retailers as of November 2, 2026, with prices from €3,647 to €7,827, a €4,180 spread on the same certified stone. MOH London lists it at €7,827. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556337276
Dimensions6.70 × 6.64 × 4.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.70 mm6.64 mm1.51 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556337276
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.7%

Caratlytics Score

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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 2
Current: €7,827 EUR|Low: €3,595 EUR|High: €7,922 EUR|Avg: €4,927 EUR|-1.2%
MOH London
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 13€3,647 EUR
Retailer 15€3,652 EUR
Retailer 4€3,854 EUR
Retailer 10€4,046 EUR
Retailer 7€4,082 EUR
Retailer 20€4,109 EUR
Retailer 2€4,156 EUR
Retailer 11€4,159 EUR
Retailer 6€4,313 EUR
Retailer 19€4,350 EUR
Retailer 3€4,583 EUR
Retailer 16€4,630 EUR
Retailer 8€4,698 EUR
Retailer 14€4,712 EUR
Retailer 12€4,922 EUR
Retailer 18€5,559 EUR
Retailer 5€5,999 EUR
Retailer 17€6,000 EUR
Retailer 9€7,590 EUR
MOH London€7,827 EUR

21 data points across 20 retailers

21 retailers€3,647 EUR to €7,827 EUR

A
Cheapest Retailer
-
€3,647 EUR
$4,090 USD
A
Retailer 2
-
€3,652 EUR
HK$32,000 HKD
View
A
Retailer 3
-
€3,854 EUR
$4,323 USD
View
A
Retailer 4
-
€4,046 EUR
$4,538 USD
View
A
Retailer 5
-
€4,082 EUR
$4,579 USD
View
A
Retailer 6
-
€4,109 EUR
$4,609 USD
View
Final sale: no returns
A
Retailer 7
-
€4,156 EUR
View
A
Retailer 8
-
€4,159 EUR
$4,665 USD
View
A
Retailer 9
-
€4,313 EUR
$4,838 USD
View
A
Retailer 10
-
€4,350 EUR
$4,879 USD
View
A
Retailer 11
-
€4,583 EUR
£4,048 GBP
View
A
Retailer 12
-
€4,630 EUR
£4,089 GBP
View
A
Retailer 13
-
€4,698 EUR
$5,269 USD
View
A
Retailer 14
-
€4,712 EUR
$5,285 USD
View
B+
Retailer 15
-
€4,867 EUR
A$8,398 AUD
View
Retailer 16
-
€4,922 EUR
A$8,493 AUD
View
Price last confirmed 24 days ago
B+
Retailer 17
-
€5,559 EUR
View
B+
Retailer 18
-
€5,999 EUR
ZAR 108,691 ZAR
View
B+
Retailer 19
-
€6,000 EUR
$6,730 USD
View
Retailer 20
-
€7,590 EUR
$8,513 USD
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
AD4A47712 · Nov 2
€7,827 EUR
£6,912 GBP
View
20 more retailers have this diamond
Prices start from €3,647 EURSave up to €4,180 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
€3,647 EUR