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Cushion|Lab Grown|IGI

0.70ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG578328340

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG578328340

Diamond specifications and retailer prices

From $511 USD
As of November 2, 2026
Save $79 USD (13%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $590 USD at Shane Co · As of November 4, 2026
View at Shane Co

About this 0.7ct lab-grown cushion diamond

This 0.7ct lab-grown cushion sits in the half to three-quarter carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578328340 or 578328340. Listed at 2 retailers as of November 2, 2026, with prices from $511 to $590, a $79 spread on the same certified stone. Shane Co lists it at $590. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.70
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578328340
Dimensions5.44 × 5.18 × 3.17 mm
L/W Ratio1.05
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
5.44 mm5.18 mm0.70 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG578328340
Side View
Table 62.0%Crown 32.4°Girdle: MED-THKPavilion 37.3°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $316 USD|Low: $94 USD|High: $762 USD|Avg: $362 USD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Shane Co
October 12, 2026
Retailer 4$177 USD
Retailer 8$239 USD
Retailer 6$247 USD
Retailer 5$252 USD
Retailer 3$266 USD
Retailer 1$316 USD
Retailer 9$410 USD
Retailer 10$493 USD
Retailer 2$510 USD
Shane Co$590 USD
Retailer 7$685 USD

64 data points across 11 retailers

2 retailers$511 USD to $590 USD

B+
Cheapest Retailer
-
$511 USD
Most Expensive
B
Shane Co
26I17MG · Nov 4
$590 USD
View
1 more retailer has this diamond
Prices start from $511 USDSave up to $79 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+
0.70ct Cushion
$511 USD