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Cushion|Natural|GIA

1.51ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 7438176186

Certificate GIA 7438176186

Diamond specifications and retailer prices

From $11,342 NZD
$6,370 USD
As of October 28, 2026
Save $4,255 NZD (27%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $15,597 NZD at Jared · As of October 30, 2026
View at Jared

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7438176186. Listed at 17 retailers as of October 28, 2026, with prices from $11,342 to $15,597, a $4,255 spread on the same certified stone. Jared lists it at $15,597. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7438176186
Dimensions6.49 × 6.13 × 4.06 mm
L/W Ratio1.06
Top View
6.49 mm6.13 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7438176186
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 66.2%

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: Oct 28
Current: $15,597 NZD|Low: $11,342 NZD|High: $16,091 NZD|Avg: $13,836 NZD
Jared
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
October 30, 2026
Retailer 9$11,342 NZD
Retailer 12$11,855 NZD
Retailer 15$12,091 NZD
Retailer 14$12,697 NZD
Retailer 6$13,026 NZD
Retailer 7$13,127 NZD
Retailer 16$13,405 NZD
Retailer 10$13,575 NZD
Retailer 11$14,157 NZD
Retailer 2$14,292 NZD
Retailer 13$14,580 NZD
Retailer 4$15,099 NZD
Retailer 5$15,099 NZD
Retailer 8$15,227 NZD
Jared$15,597 NZD
Retailer 3$16,091 NZD

39 data points across 16 retailers

17 retailers$11,342 NZD to $15,597 NZD

A
Cheapest Retailer
-
$11,342 NZD
$6,370 USD
B+
Retailer 2
-
$11,855 NZD
$6,658 USD
View
B+
Retailer 3
-
$12,271 NZD
$6,892 USD
View
B+
Retailer 4
-
$12,315 NZD
A$10,641 AUD
View
B+
Retailer 5
-
$12,542 NZD
$7,044 USD
View
B+
Retailer 6
-
$12,697 NZD
$7,131 USD
View
B+
Retailer 7
-
$13,026 NZD
$7,316 USD
View
B+
Retailer 8
-
$13,127 NZD
CA$10,240 CAD
View
B+
Retailer 9
-
$13,405 NZD
$7,529 USD
View
B+
Retailer 10
-
$13,575 NZD
SGD 10,303 SGD
View
B
Retailer 11
-
$14,157 NZD
$7,951 USD
View
B+
Retailer 12
-
$14,292 NZD
£6,321 GBP
View
B
Retailer 13
-
$14,580 NZD
A$12,598 AUD
View
B+
Retailer 14
-
$15,099 NZD
$8,480 USD
View
B+
Retailer 15
-
$15,099 NZD
$8,480 USD
View
B
Retailer 16
-
$15,227 NZD
$8,552 USD
View
Most Expensive
B
Jared
144748612 · Oct 30
$15,597 NZD
$8,760 USD
View
16 more retailers have this diamond
Prices start from $11,342 NZDSave up to $4,255 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
$11,342 NZD