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Cushion|Lab Grown|GIA

1.60ct E SI2 Cushion Lab Grown Diamond

ID • E/SI2 • GIA 6491331297

Certificate GIA 6491331297

Diamond specifications and retailer prices

From $705 NZD
$396 USD
As of October 30, 2026
Save $2,366 NZD (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,071 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.6ct lab-grown cushion diamond

This 1.6ct lab-grown 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 6491331297. Listed at 4 retailers as of October 29, 2026, with prices from $705 to $3,071, a $2,366 spread on the same certified stone. MOH London lists it at $3,071. 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
E
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6491331297
Dimensions7.89 × 6.26 × 4.19 mm
L/W Ratio1.26
Top View
7.89 mm6.26 mm1.60 ctE / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6491331297
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $705 NZD|Low: $657 NZD|High: $2,867 NZD|Avg: $1,753 NZD|+7.3%
Retailer 1
Retailer 2
October 22, 2026
Retailer 1$705 NZD
Retailer 2$2,778 NZD

10 data points across 2 retailers

4 retailers$705 NZD to $3,071 NZD

A
Cheapest Retailer
-
$705 NZD
$396 USD
Final sale: no returns
A
Retailer 2
-
$782 NZD
$439 USD
View
B
Retailer 3
-
$2,778 NZD
$1,560 USD
View
Most Expensive
B
MOH London
6491331297 · Oct 29
$3,071 NZD
£1,358 GBP
View
3 more retailers have this diamond
Prices start from $705 NZDSave up to $2,366 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
1.60ct Cushion
$705 NZD