Cushion|Lab Grown|IGI

1.18ct G VVS2 Cushion Lab Grown Diamond

EX • G/VVS2 • IGI LG838661862

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG838661862

Diamond specifications and retailer prices

From $173 USD
As of October 30, 2026
Save $557 USD (76%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $730 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.18ct lab-grown cushion diamond

This 1.18ct lab-grown cushion sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838661862 or 838661862. Listed at 3 retailers as of October 30, 2026, with prices from $173 to $730, a $557 spread on the same certified stone. Brilliant Earth lists it at $730. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838661862
Dimensions7.29 × 5.59 × 3.75 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.29 mm5.59 mm1.18 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838661862
Side View
Table 63.0%Crown 35.3°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $730 USD|Low: $173 USD|High: $730 USD|Avg: $504 USD
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$173 USD
Retailer 2$348 USD
Brilliant Earth$730 USD

32 data points across 3 retailers

3 retailers$173 USD to $730 USD

A
Cheapest Retailer
-
$173 USD
Final sale: no returns
A
Retailer 2
-
$348 USD
£274 GBP
View
Most Expensive
B+
Brilliant Earth
21552887A · Oct 31
$730 USD
View
2 more retailers have this diamond
Prices start from $173 USDSave up to $557 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
1.18ct Cushion
$173 USD