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Cushion|Lab Grown|IGI

1.00ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG787608151

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG787608151

Diamond specifications and retailer prices

From €269 EUR
$301 USD
As of October 30, 2026
Save €997 EUR (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,267 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787608151 or 787608151. Listed at 17 retailers as of October 30, 2026, with prices from €269 to €1,267, a €997 spread on the same certified stone. Reve Diamonds lists it at €1,267. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787608151
Dimensions7.18 × 5.22 × 3.44 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.18 mm5.22 mm1.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787608151
Side View
Table 61.0%Crown 32.1°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 65.9%

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: Oct 30
Current: €569 EUR|Low: €269 EUR|High: €1,351 EUR|Avg: €647 EUR|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
Reve Diamonds
October 31, 2026
Retailer 4€269 EUR
Retailer 3€299 EUR
Retailer 10€309 EUR
Retailer 5€403 EUR
Retailer 8€443 EUR
Retailer 11€489 EUR
Retailer 15€505 EUR
Retailer 13€514 EUR
Retailer 1€569 EUR
Retailer 2€583 EUR
Retailer 9€716 EUR
Retailer 12€728 EUR
Retailer 6€802 EUR
Retailer 7€1,007 EUR
Retailer 14€1,200 EUR
Reve Diamonds€1,267 EUR

35 data points across 16 retailers

17 retailers€269 EUR to €1,267 EUR

A
Cheapest Retailer
-
€269 EUR
$301 USD
Final sale: no returns
A
Retailer 2
-
€299 EUR
$334 USD
View
A
Retailer 3
-
€309 EUR
£272 GBP
View
A
Retailer 4
-
€403 EUR
$450 USD
View
A
Retailer 5
-
€443 EUR
$495 USD
View
A
Retailer 6
-
€489 EUR
View
A
Retailer 7
-
€505 EUR
$564 USD
View
A
Retailer 8
-
€514 EUR
ZAR 9,276 ZAR
View
A
Retailer 9
-
€569 EUR
£501 GBP
View
A
Retailer 10
-
€583 EUR
$651 USD
View
A
Retailer 11
-
€716 EUR
$800 USD
View
A
Retailer 12
-
€728 EUR
A$1,251 AUD
View
B+
Retailer 13
-
€802 EUR
SGD 1,211 SGD
View
B+
Retailer 14
-
€1,007 EUR
$1,125 USD
View
B+
Retailer 15
-
€1,200 EUR
£1,056 GBP
View
Retailer 16
-
€1,243 EUR
$1,389 USD
View
Price last confirmed 103 days ago
Most Expensive
B+
Reve Diamonds
D82393BA8 · Oct 30
€1,267 EUR
$1,415 USD
View
16 more retailers have this diamond
Prices start from €269 EURSave up to €997 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
1.00ct Cushion
€269 EUR