Cushion|Lab Grown|IGI

0.68ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG655446611

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG655446611

Diamond specifications and retailer prices

From $631 USD
As of October 25, 2026
17 retailers carry this diamond
Most expensive: $1,400 USD at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 0.68ct lab-grown cushion diamond

This 0.68ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG655446611 or 655446611. Listed at 17 retailers as of October 25, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.68
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655446611
Dimensions6.28 × 4.72 × 3.04 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.28 mm4.72 mm0.68 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655446611
Side View
Table 62.0%Crown 33.3°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 64.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 25
Current: $1,400 USD|Low: $140 USD|High: $1,400 USD|Avg: $477 USD|+3.7%
Do Amore Diamonds
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
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Retailer 17
October 23, 2026
Retailer 15$144 USD
Retailer 4$164 USD
Retailer 6$181 USD
Retailer 7$270 USD
Retailer 17$283 USD
Retailer 12$336 USD
Retailer 2$341 USD
Retailer 11$373 USD
Retailer 16$389 USD
Retailer 3$402 USD
Retailer 10$534 USD
Retailer 13$631 USD
Retailer 8$686 USD
Retailer 9$818 USD
Retailer 14$941 USD
Retailer 5$1,025 USD
Do Amore Diamonds$1,400 USD

35 data points across 17 retailers

17 retailers

Retailer 1
-
$144 USD
Price last confirmed 8 days ago
Retailer 2
-
$181 USD
View
Price last confirmed 14 days ago
Retailer 3
-
$270 USD
View
Price last confirmed 9 days ago
Retailer 4
-
$283 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$341 USD
£269 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
$373 USD
£294 GBP
View
Price last confirmed 9 days ago
Retailer 7
-
$389 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$402 USD
View
Price last confirmed 8 days ago
Retailer 9
-
$534 USD
CA$742 CAD
View
Price last confirmed 7 days ago
B
Retailer 10
-
$631 USD
View
Retailer 11
-
$686 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$818 USD
View
Price last confirmed 9 days ago
Retailer 13
-
$818 USD
View
Price last confirmed 9 days ago
Retailer 14
-
$941 USD
£741 GBP
View
Price last confirmed 9 days ago
Retailer 15
-
$1,025 USD
View
Price last confirmed 7 days ago
Retailer 16
-
$1,240 USD
View
Price last confirmed 8 days ago
Most Expensive
Do Amore Diamonds
27-834428EE5 · Oct 23
$1,400 USD
View
Price last confirmed 7 days ago
16 more retailers have this diamond
Prices start from $631 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.

B
0.68ct Cushion
$631 USD