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Cushion|Lab Grown|IGI

0.78ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG588357504

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG588357504

Diamond specifications and retailer prices

From $304 USD
As of October 30, 2026
Save $936 USD (75%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,240 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 0.78ct lab-grown cushion diamond

This 0.78ct lab-grown cushion sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG588357504 or 588357504. Listed at 7 retailers as of October 30, 2026, with prices from $304 to $1,240, a $936 spread on the same certified stone. Do Amore Diamonds lists it at $1,240. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588357504
Dimensions6.77 × 4.69 × 3.16 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.77 mm4.69 mm0.78 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588357504
Side View
Table 60.0%Crown 35.2°Girdle: THN-STKPavilion 37.4°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
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 30
Current: $449 USD|Low: $279 USD|High: $834 USD|Avg: $523 USD|+1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 26, 2026
Retailer 4$304 USD
Retailer 3$440 USD
Retailer 1$449 USD
Retailer 5$633 USD
Retailer 2$826 USD

20 data points across 5 retailers

7 retailers$304 USD to $1,240 USD

A
Cheapest Retailer
-
$304 USD
B+
Retailer 2
-
$440 USD
View
B+
Retailer 3
-
$449 USD
A$691 AUD
View
B+
Retailer 4
-
$467 USD
£368 GBP
View
B+
Retailer 5
-
$633 USD
View
B
Retailer 6
-
$826 USD
£650 GBP
View
Most Expensive
B
Do Amore Diamonds
27-092A5C051 · Oct 31
$1,240 USD
View
6 more retailers have this diamond
Prices start from $304 USDSave up to $936 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
0.78ct Cushion
$304 USD