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Cushion|Natural|GIA

1.60ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 6223725332

Certificate GIA 6223725332

Diamond specifications and retailer prices

From $11,590 NZD
£5,135 GBP
As of November 1, 2026
Save $6,214 NZD (35%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $17,805 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.6ct natural cushion diamond

This 1.6ct natural cushion sits in the one-and-a-half to two carat band, graded I 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 6223725332. Listed at 6 retailers as of November 1, 2026, with prices from $11,590 to $17,805, a $6,214 spread on the same certified stone. MOH London lists it at $17,805. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6223725332
Dimensions6.90 × 6.46 × 4.46 mm
L/W Ratio1.07
Top View
6.90 mm6.46 mm1.60 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6223725332
Side View
Table 70.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 68.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $17,805 NZD|Low: $9,562 NZD|High: $18,019 NZD|Avg: $12,879 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4$9,562 NZD
Retailer 2$11,590 NZD
Retailer 5$11,715 NZD
Retailer 3$13,207 NZD
Retailer 6$13,323 NZD
MOH London$17,805 NZD

30 data points across 6 retailers

6 retailers$11,590 NZD to $17,805 NZD

Retailer 1
-
$9,562 NZD
$5,380 USD
Price last confirmed 19 days ago
B
Retailer 2
-
$11,590 NZD
£5,135 GBP
View
Retailer 3
-
$11,715 NZD
A$10,141 AUD
View
Price last confirmed 35 days ago
B
Retailer 4
-
$13,207 NZD
€7,077 EUR
View
Retailer 5
-
$13,323 NZD
$7,496 USD
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
CB9D7EED0 · Nov 1
$17,805 NZD
£7,888 GBP
View
5 more retailers have this diamond
Prices start from $11,590 NZDSave up to $6,214 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
$11,590 NZD