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Cushion|Natural|GIA

1.51ct I SI2 Cushion Natural Diamond

EX • I/SI2 • GIA 1553333834

Certificate GIA 1553333834

Diamond specifications and retailer prices

From €2,750 EUR
HK$24,100 HKD
As of November 1, 2026
Save €3,336 EUR (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €6,086 EUR at MOH London · As of November 1, 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 I 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 1553333834. Listed at 16 retailers as of November 1, 2026, with prices from €2,750 to €6,086, a €3,336 spread on the same certified stone. MOH London lists it at €6,086. 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
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553333834
Dimensions7.30 × 5.70 × 3.98 mm
L/W Ratio1.28
Girdle conditionVery Thick to Extremely Thick
Top View
7.30 mm5.70 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553333834
Side View
Table 67.0%CrownGirdle: VTK-XTKPavilionCulet: NoneDepth 69.8%

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: €6,086 EUR|Low: €2,728 EUR|High: €6,264 EUR|Avg: €3,686 EUR|-2.8%
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
November 2, 2026
Retailer 10€2,750 EUR
Retailer 4€2,853 EUR
Retailer 5€2,927 EUR
Retailer 13€2,992 EUR
Retailer 3€3,043 EUR
Retailer 14€3,124 EUR
Retailer 12€3,297 EUR
Retailer 6€3,487 EUR
Retailer 7€3,550 EUR
Retailer 9€3,723 EUR
Retailer 8€4,117 EUR
Retailer 11€4,118 EUR
Retailer 2€4,137 EUR
MOH London€6,086 EUR

34 data points across 14 retailers

16 retailers€2,750 EUR to €6,086 EUR

A
Cheapest Retailer
-
€2,750 EUR
HK$24,100 HKD
A
Retailer 2
-
€2,853 EUR
$3,200 USD
View
A
Retailer 3
-
€2,927 EUR
$3,283 USD
View
A
Retailer 4
-
€2,992 EUR
$3,356 USD
View
A
Retailer 5
-
€3,043 EUR
$3,413 USD
View
Final sale: no returns
A
Retailer 6
-
€3,124 EUR
$3,504 USD
View
A
Retailer 7
-
€3,297 EUR
$3,698 USD
View
A
Retailer 8
-
€3,487 EUR
$3,912 USD
View
A
Retailer 9
-
€3,550 EUR
£3,135 GBP
View
A
Retailer 10
-
€3,706 EUR
$4,157 USD
View
A
Retailer 11
-
€3,723 EUR
£3,288 GBP
View
B+
Retailer 12
-
€4,117 EUR
View
B+
Retailer 13
-
€4,137 EUR
$4,640 USD
View
B+
Retailer 14
-
€4,565 EUR
$5,120 USD
View
B+
Retailer 15
-
€4,716 EUR
$5,290 USD
View
Most Expensive
B
MOH London
711C6122D · Nov 1
€6,086 EUR
£5,375 GBP
View
15 more retailers have this diamond
Prices start from €2,750 EURSave up to €3,336 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
€2,750 EUR