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Cushion|Lab Grown|IGI

1.60ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG665408971

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG665408971

Diamond specifications and retailer prices

From $353 USD
As of October 29, 2026
Save $1,577 USD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,930 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG665408971 or 665408971. Listed at 20 retailers as of October 28, 2026, with prices from $353 to $1,930, a $1,577 spread on the same certified stone. Brilliant Earth lists it at $1,930. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665408971
Dimensions7.05 × 6.84 × 4.66 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.05 mm6.84 mm1.60 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665408971
Side View
Table 59.0%Crown 40.2°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 68.1%

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 29
Current: $1,930 USD|Low: $332 USD|High: $1,930 USD|Avg: $943 USD
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 11$353 USD
Retailer 4$371 USD
Retailer 15$530 USD
Retailer 6$608 USD
Retailer 3$634 USD
Retailer 13$638 USD
Retailer 14$655 USD
Retailer 2$692 USD
Retailer 17$703 USD
Retailer 12$866 USD
Retailer 5$960 USD
Retailer 8$1,242 USD
Retailer 9$1,244 USD
Retailer 10$1,370 USD
Retailer 16$1,495 USD
Retailer 18$1,496 USD
Retailer 7$1,511 USD
Brilliant Earth$1,930 USD

35 data points across 18 retailers

20 retailers$353 USD to $1,930 USD

A
Cheapest Retailer
-
$353 USD
Final sale: no returns
A
Retailer 2
-
$371 USD
View
A
Retailer 3
-
$530 USD
View
A
Retailer 4
-
$608 USD
View
A
Retailer 5
-
$634 USD
View
A
Retailer 6
-
$638 USD
ZAR 10,310 ZAR
View
A
Retailer 7
-
$655 USD
£516 GBP
View
A
Retailer 8
-
$692 USD
€659 EUR
View
A
Retailer 9
-
$703 USD
View
B+
Retailer 10
-
$866 USD
A$1,332 AUD
View
B+
Retailer 11
-
$960 USD
View
B
Retailer 12
-
$1,242 USD
View
B+
Retailer 13
-
$1,244 USD
A$1,914 AUD
View
Price last confirmed 21 days ago
B
Retailer 14
-
$1,370 USD
View
B
Retailer 15
-
$1,415 USD
View
B
Retailer 16
-
$1,495 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
$1,496 USD
£1,178 GBP
View
Price last confirmed 8 days ago
B
Retailer 18
-
$1,511 USD
View
B
Retailer 19
-
$1,635 USD
View
Most Expensive
B
Brilliant Earth
13236154A · Oct 28
$1,930 USD
View
19 more retailers have this diamond
Prices start from $353 USDSave up to $1,577 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
$353 USD