Cushion|Lab Grown|IGI

1.01ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG830619059

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830619059

Diamond specifications and retailer prices

From €172 EUR
$192 USD
As of November 1, 2026
Save €818 EUR (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €990 EUR at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830619059 or 830619059. Listed at 14 retailers as of November 1, 2026, with prices from €172 to €990, a €818 spread on the same certified stone. Helzberg Diamonds lists it at €990. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830619059
Dimensions7.25 × 4.98 × 3.34 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.25 mm4.98 mm1.01 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830619059
Side View
Table 59.0%Crown 34.1°Girdle: MED-THKPavilion 36.3°Culet: NoneDepth 67.1%

Caratlytics Score

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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: Nov 1
Current: €990 EUR|Low: €144 EUR|High: €990 EUR|Avg: €443 EUR
Helzberg 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
November 1, 2026
Retailer 2€172 EUR
Retailer 9€233 EUR
Retailer 3€289 EUR
Retailer 11€324 EUR
Retailer 7€328 EUR
Retailer 14€339 EUR
Retailer 10€340 EUR
Retailer 12€405 EUR
Retailer 6€434 EUR
Retailer 5€521 EUR
Retailer 4€660 EUR
Retailer 13€662 EUR
Retailer 8€889 EUR
Helzberg Diamonds€990 EUR

5 data points across 14 retailers

14 retailers€172 EUR to €990 EUR

A
Cheapest Retailer
-
€172 EUR
$192 USD
Final sale: no returns
A
Retailer 2
-
€233 EUR
£205 GBP
View
A
Retailer 3
-
€289 EUR
$323 USD
View
A
Retailer 4
-
€324 EUR
View
A
Retailer 5
-
€328 EUR
ZAR 5,925 ZAR
View
A
Retailer 6
-
€339 EUR
$379 USD
View
A
Retailer 7
-
€340 EUR
£299 GBP
View
B+
Retailer 8
-
€405 EUR
$453 USD
View
B+
Retailer 9
-
€434 EUR
$485 USD
View
B
Retailer 10
-
€521 EUR
SGD 786 SGD
View
B
Retailer 11
-
€660 EUR
$738 USD
View
B
Retailer 12
-
€662 EUR
$740 USD
View
B
Retailer 13
-
€889 EUR
£782 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOJGMHPGLP · Nov 1
€990 EUR
$1,106 USD
View
13 more retailers have this diamond
Prices start from €172 EURSave up to €818 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
1.01ct Cushion
€172 EUR