Cushion|Natural|GIA

1.51ct D IF Cushion Natural Diamond

EX • D/IF • GIA 6345753766

Certificate GIA 6345753766

Diamond specifications and retailer prices

From $9,131 USD
As of November 4, 2026
Save $2,858 USD (24%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $11,989 USD at 77 Diamonds · As of November 4, 2026
View at 77 Diamonds

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6345753766. Listed at 5 retailers as of November 4, 2026, with prices from $9,131 to $11,989, a $2,858 spread on the same certified stone. 77 Diamonds lists it at $11,989. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6345753766
Dimensions6.79 × 5.96 × 4.15 mm
L/W Ratio1.14
Top View
6.79 mm5.96 mm1.51 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6345753766
Side View
Table 62.0%CrownGirdle: ThickPavilionCulet: NoneDepth 69.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $11,989 USD|Low: $9,027 USD|High: $12,168 USD|Avg: $10,039 USD|+0.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 4, 2026
Retailer 4$9,131 USD
Retailer 5$9,550 USD
Retailer 3$9,649 USD
Retailer 2$10,049 USD
77 Diamonds$11,989 USD

32 data points across 5 retailers

5 retailers$9,131 USD to $11,989 USD

A
Cheapest Retailer
-
$9,131 USD
A
Retailer 2
-
$9,550 USD
View
A
Retailer 3
-
$9,649 USD
View
A
Retailer 4
-
$10,049 USD
View
Final sale: no returns
Most Expensive
A
77 Diamonds
CUSMBET6STEAE · Nov 4
$11,989 USD
£9,440 GBP
View
4 more retailers have this diamond
Prices start from $9,131 USDSave up to $2,858 USD

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
$9,131 USD