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Cushion|Lab Grown|IGI

1.60ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG830647202

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830647202

Diamond specifications and retailer prices

From $580 NZD
£257 GBP
As of October 30, 2026
Save $1,759 NZD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,938 NZD at Rare Carat · As of October 19, 2026
View at Rare Carat

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830647202 or 830647202. Listed at 9 retailers as of October 29, 2026, with a 303% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830647202
Dimensions8.34 × 6.00 × 4.08 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.34 mm6.00 mm1.60 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830647202
Side View
Table 62.0%Crown 34.7°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 68.0%

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 30
Current: $2,938 NZD|Low: $578 NZD|High: $3,004 NZD|Avg: $1,977 NZD|-2.2%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$580 NZD
Retailer 3$912 NZD
Retailer 5$1,275 NZD
Retailer 7$1,989 NZD
Retailer 8$2,039 NZD
Retailer 4$2,205 NZD
Retailer 9$2,257 NZD
Retailer 10$2,332 NZD
Retailer 6$2,340 NZD
Rare Carat$2,938 NZD

31 data points across 10 retailers

9 retailers$580 NZD to $2,340 NZD

A
Cheapest Retailer
-
$580 NZD
£257 GBP
A
Retailer 2
-
$912 NZD
€488 EUR
View
A
Retailer 3
-
$1,275 NZD
A$1,102 AUD
View
B+
Retailer 4
-
$1,989 NZD
$1,117 USD
View
B+
Retailer 5
-
$2,205 NZD
£975 GBP
View
Retailer 6
-
$2,257 NZD
SGD 1,713 SGD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$2,332 NZD
$1,310 USD
View
B
Retailer 8
-
$2,340 NZD
$1,314 USD
View
Most Expensive
Rare Carat
LGLCU15-138046 · Oct 19
$2,938 NZD
$1,650 USD
View
Price last confirmed 11 days ago
8 more retailers have this diamond
Prices start from $580 NZDSave up to $1,759 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
$580 NZD