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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 €497 EUR
$557 USD
As of November 1, 2026
Save €1,037 EUR (68%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,534 EUR at Frank Darling · As of November 2, 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 November 1, 2026, with prices from €497 to €1,534, a €1,037 spread on the same certified stone. Frank Darling lists it at €1,534. 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
Colour
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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €1,534 EUR|Low: €474 EUR|High: €1,534 EUR|Avg: €1,098 EUR|+0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4€497 EUR
Retailer 6€713 EUR
Retailer 5€1,184 EUR
Retailer 2€1,326 EUR
Retailer 3€1,507 EUR
Frank Darling€1,534 EUR

16 data points across 6 retailers

4 retailers€497 EUR to €1,534 EUR

A
Cheapest Retailer
-
€497 EUR
$557 USD
B
Retailer 2
-
€1,326 EUR
£1,171 GBP
View
B
Retailer 3
-
€1,507 EUR
$1,690 USD
View
Most Expensive
B
Frank Darling
LGDCU150-005587UD · Nov 2
€1,534 EUR
$1,720 USD
View
3 more retailers have this diamond
Prices start from €497 EURSave up to €1,037 EUR

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
€497 EUR