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Cushion|Lab Grown|IGI

1.01ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG689562023

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG689562023

Diamond specifications and retailer prices

From €260 EUR
$290 USD
As of October 30, 2026
Save €1,387 EUR (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,647 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.01ct lab-grown cushion diamond

This 1.01ct 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 LG689562023 or 689562023. Listed at 17 retailers as of October 30, 2026, with prices from €260 to €1,647, a €1,387 spread on the same certified stone. Brilliant Earth lists it at €1,647. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562023
Dimensions6.68 × 5.43 × 3.62 mm
L/W Ratio1.23
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
6.68 mm5.43 mm1.01 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562023
Side View
Table 63.0%Crown 35°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
A+
Exceptional
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: €1,647 EUR|Low: €257 EUR|High: €2,130 EUR|Avg: €751 EUR|-22.7%
Brilliant Earth
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
Retailer 15
October 31, 2026
Retailer 10€260 EUR
Retailer 15€287 EUR
Retailer 9€443 EUR
Retailer 4€479 EUR
Retailer 12€494 EUR
Retailer 14€505 EUR
Retailer 13€510 EUR
Retailer 2€536 EUR
Retailer 8€545 EUR
Retailer 3€764 EUR
Retailer 6€970 EUR
Retailer 11€1,158 EUR
Retailer 5€1,237 EUR
Retailer 7€1,274 EUR
Brilliant Earth€1,647 EUR

37 data points across 15 retailers

17 retailers€260 EUR to €1,647 EUR

A+
Cheapest Retailer
-
€260 EUR
$290 USD
Final sale: no returns
A
Retailer 2
-
€287 EUR
$321 USD
View
A
Retailer 3
-
€443 EUR
$495 USD
View
A
Retailer 4
-
€479 EUR
$535 USD
View
A
Retailer 5
-
€494 EUR
ZAR 8,915 ZAR
View
A
Retailer 6
-
€505 EUR
$564 USD
View
A
Retailer 7
-
€510 EUR
$570 USD
View
A
Retailer 8
-
€536 EUR
View
A
Retailer 9
-
€545 EUR
£479 GBP
View
B+
Retailer 10
-
€764 EUR
$853 USD
View
B+
Retailer 11
-
€970 EUR
$1,084 USD
View
B+
Retailer 12
-
€1,061 EUR
$1,185 USD
View
B+
Retailer 13
-
€1,158 EUR
£1,019 GBP
View
B
Retailer 14
-
€1,237 EUR
$1,382 USD
View
Retailer 15
-
€1,261 EUR
$1,409 USD
View
Price last confirmed 83 days ago
Retailer 16
-
€1,274 EUR
A$2,189 AUD
View
Price last confirmed 24 days ago
Most Expensive
B
Brilliant Earth
16360192A · Oct 31
€1,647 EUR
$1,840 USD
View
16 more retailers have this diamond
Prices start from €260 EURSave up to €1,387 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
€260 EUR