Cushion|Natural|GIA

1.60ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6455423351

Certificate GIA 6455423351

Diamond specifications and retailer prices

From $8,988 NZD
$5,057 USD
As of November 1, 2026
Save $2,885 NZD (24%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $11,872 NZD at Jared · As of November 2, 2026
View at Jared

About this 1.6ct natural cushion diamond

This 1.6ct natural cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6455423351. Listed at 8 retailers as of November 1, 2026, with prices from $8,988 to $11,872, a $2,885 spread on the same certified stone. Jared lists it at $11,872. 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

1.60
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6455423351
Dimensions7.28 × 6.31 × 4.34 mm
L/W Ratio1.15
Top View
7.28 mm6.31 mm1.60 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6455423351
Side View
Table 62.0%CrownGirdle: THN-ETKPavilionCulet: NoneDepth 68.7%

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 1
Current: $11,872 NZD|Low: $8,243 NZD|High: $11,934 NZD|Avg: $11,024 NZD
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$9,420 NZD
Retailer 5$10,765 NZD
Retailer 2$11,733 NZD
Retailer 3$11,857 NZD
Jared$11,872 NZD

40 data points across 5 retailers

8 retailers$8,988 NZD to $11,872 NZD

B+
Cheapest Retailer
-
$8,988 NZD
$5,057 USD
B
Retailer 2
-
$9,420 NZD
$5,300 USD
View
Final sale: no returns
B
Retailer 3
-
$10,765 NZD
$6,057 USD
View
B
Retailer 4
-
$11,499 NZD
$6,470 USD
View
B
Retailer 5
-
$11,499 NZD
$6,470 USD
View
B
Retailer 6
-
$11,733 NZD
€6,287 EUR
View
B
Retailer 7
-
$11,857 NZD
£5,253 GBP
View
Most Expensive
B
Jared
147269819 · Nov 2
$11,872 NZD
$6,680 USD
View
7 more retailers have this diamond
Prices start from $8,988 NZDSave up to $2,885 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+
1.60ct Cushion
$8,988 NZD