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Cushion|Lab Grown|IGI

1.68ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG786683591

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786683591

Diamond specifications and retailer prices

From $778 CAD
$557 USD
As of November 1, 2026
Save $1,625 CAD (68%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,403 CAD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 1.68ct lab-grown cushion diamond

This 1.68ct 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 LG786683591 or 786683591. Listed at 4 retailers as of October 31, 2026, with prices from $778 to $2,403, a $1,625 spread on the same certified stone. Frank Darling lists it at $2,403. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.68
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.7°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786683591
Dimensions6.95 × 6.76 × 4.46 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.95 mm6.76 mm1.68 ctF / VVS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG786683591
Side View
Table 63.0%Crown 36.7°Girdle: THN-THKPavilion 37.4°Culet: NoneDepth 65.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,403 CAD|Low: $743 CAD|High: $2,403 CAD|Avg: $1,720 CAD|+0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4$778 CAD
Retailer 6$1,118 CAD
Retailer 5$1,856 CAD
Retailer 2$2,077 CAD
Retailer 3$2,361 CAD
Frank Darling$2,403 CAD

16 data points across 6 retailers

4 retailers$778 CAD to $2,403 CAD

A
Cheapest Retailer
-
$778 CAD
$557 USD
B
Retailer 2
-
$2,077 CAD
£1,171 GBP
View
B
Retailer 3
-
$2,361 CAD
$1,690 USD
View
Most Expensive
B
Frank Darling
LGDCU150-005587UD · Oct 31
$2,403 CAD
$1,720 USD
View
3 more retailers have this diamond
Prices start from $778 CADSave up to $1,625 CAD

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
1.68ct Cushion
$778 CAD