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Cushion|Natural|GIA

1.51ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 2554124696

Certificate GIA 2554124696

Diamond specifications and retailer prices

From $5,713 NZD
₹306,156 INR
As of November 1, 2026
Save $1,874 NZD (25%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,588 NZD at GemTrove · As of November 2, 2026
View at GemTrove

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554124696. Listed at 6 retailers as of November 1, 2026, with prices from $5,713 to $7,588, a $1,874 spread on the same certified stone. GemTrove lists it at $7,588. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2554124696
Dimensions6.27 × 6.24 × 4.32 mm
L/W Ratio1.00
Top View
6.27 mm6.24 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2554124696
Side View
Table 61.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 69.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $7,588 NZD|Low: $5,700 NZD|High: $7,588 NZD|Avg: $6,562 NZD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2$5,713 NZD
Retailer 4$6,021 NZD
Retailer 6$6,231 NZD
Retailer 3$6,419 NZD
Retailer 5$6,493 NZD
GemTrove$7,588 NZD

45 data points across 6 retailers

6 retailers$5,713 NZD to $7,588 NZD

A
Cheapest Retailer
-
$5,713 NZD
₹306,156 INR
Retailer 2
-
$6,021 NZD
$3,388 USD
View
Price last confirmed 15 days ago
Retailer 3
-
$6,231 NZD
MYR 14,281 MYR
View
Price last confirmed 17 days ago
Retailer 4
-
$6,419 NZD
£2,844 GBP
View
Price last confirmed 15 days ago
Retailer 5
-
$6,493 NZD
SGD 4,937 SGD
View
Price last confirmed 16 days ago
Most Expensive
A
GemTrove
GT-N-00967759-98 · Nov 2
$7,588 NZD
A$6,568 AUD
View
5 more retailers have this diamond
Prices start from $5,713 NZDSave up to $1,874 NZD

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
$5,713 NZD