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Cushion|Lab Grown|IGI

1.60ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG778671668

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG778671668

Diamond specifications and retailer prices

From $298 USD
As of October 28, 2026
Save $1,110 USD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,408 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

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 LG778671668 or 778671668. Listed at 16 retailers as of October 28, 2026, with prices from $298 to $1,408, a $1,110 spread on the same certified stone. Reve Diamonds lists it at $1,408. 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778671668
Dimensions9.05 × 5.97 × 3.62 mm
L/W Ratio1.52
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.05 mm5.97 mm1.60 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778671668
Side View
Table 58.0%Crown 33.2°Girdle: MED-THKPavilion 33.6°Culet: NoneDepth 60.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $633 USD|Low: $298 USD|High: $1,415 USD|Avg: $812 USD|+5.7%
Retailer 1
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
Reve Diamonds
October 29, 2026
Retailer 15$298 USD
Retailer 3$331 USD
Retailer 8$352 USD
Retailer 11$445 USD
Retailer 13$445 USD
Retailer 9$569 USD
Retailer 1$633 USD
Retailer 4$672 USD
Retailer 2$692 USD
Retailer 10$770 USD
Retailer 6$1,064 USD
Retailer 7$1,116 USD
Retailer 14$1,274 USD
Retailer 5$1,295 USD
Retailer 12$1,330 USD
Reve Diamonds$1,408 USD

42 data points across 16 retailers

16 retailers$298 USD to $1,408 USD

A
Cheapest Retailer
-
$298 USD
Final sale: no returns
A
Retailer 2
-
$331 USD
View
A
Retailer 3
-
$352 USD
£277 GBP
View
B+
Retailer 4
-
$445 USD
View
A
Retailer 5
-
$445 USD
View
A
Retailer 6
-
$569 USD
ZAR 9,194 ZAR
View
A
Retailer 7
-
$633 USD
£498 GBP
View
A
Retailer 8
-
$672 USD
View
A
Retailer 9
-
$692 USD
View
A
Retailer 10
-
$770 USD
A$1,185 AUD
View
B+
Retailer 11
-
$1,064 USD
SGD 1,438 SGD
View
B+
Retailer 12
-
$1,116 USD
View
B
Retailer 13
-
$1,274 USD
View
B
Retailer 14
-
$1,295 USD
£1,020 GBP
View
B+
Retailer 15
-
$1,330 USD
£1,047 GBP
View
Most Expensive
B
Reve Diamonds
42A6576DA · Oct 28
$1,408 USD
View
15 more retailers have this diamond
Prices start from $298 USDSave up to $1,110 USD

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
$298 USD