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Cushion|Natural|GIA

1.51ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 7442418012

Certificate GIA 7442418012

Diamond specifications and retailer prices

From $8,085 NZD
As of November 6, 2026
Save $7,436 NZD (48%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $15,521 NZD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7442418012. Listed at 7 retailers as of November 6, 2026, with prices from $8,085 to $15,521, a $7,436 spread on the same certified stone. Wholesale Diamonds Direct lists it at $15,521. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7442418012
Dimensions6.48 × 6.32 × 4.54 mm
L/W Ratio1.03
Top View
6.48 mm6.32 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7442418012
Side View
Table 60.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 71.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $11,413 NZD|Low: $7,979 NZD|High: $11,550 NZD|Avg: $10,282 NZD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$8,085 NZD
Retailer 4$10,230 NZD
Retailer 2$11,399 NZD
Retailer 1$11,413 NZD

40 data points across 4 retailers

7 retailers$8,085 NZD to $15,521 NZD

B+
Cheapest Retailer
-
$8,085 NZD
B
Retailer 2
-
$8,370 NZD
View
B
Retailer 3
-
$8,570 NZD
View
B
Retailer 4
-
$10,230 NZD
View
B
Retailer 5
-
$11,399 NZD
View
B
Retailer 6
-
$11,413 NZD
View
Most Expensive
C
Wholesale Diamonds Direct
217369834 · Nov 6
$15,521 NZD
$8,604 USD
View
6 more retailers have this diamond
Prices start from $8,085 NZDSave up to $7,436 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.

B+
1.51ct Cushion
$8,085 NZD