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Cushion|Lab Grown|IGI

1.03ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG831696635

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831696635

Diamond specifications and retailer prices

From €260 EUR
$291 USD
As of October 25, 2026
Save €1,233 EUR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,494 EUR at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.03ct lab-grown cushion diamond

This 1.03ct 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 LG831696635 or 831696635. Listed at 16 retailers as of October 25, 2026, with prices from €260 to €1,494, a €1,233 spread on the same certified stone. Helzberg Diamonds lists it at €1,494. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831696635
Dimensions7.55 × 5.06 × 3.39 mm
L/W Ratio1.49
Girdle conditionFaceted
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
7.55 mm5.06 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831696635
Side View
Table 61.0%Crown 33.5°Girdle: MED-THKPavilion 36.9°Culet: NoneDepth 67.0%

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 25
Current: €1,494 EUR|Low: €260 EUR|High: €1,781 EUR|Avg: €766 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
Retailer 15
Retailer 16
November 1, 2026
Retailer 16€260 EUR
Retailer 3€270 EUR
Retailer 7€441 EUR
Retailer 12€448 EUR
Retailer 6€469 EUR
Retailer 2€488 EUR
Retailer 9€505 EUR
Retailer 4€519 EUR
Retailer 13€636 EUR
Retailer 10€684 EUR
Retailer 8€824 EUR
Retailer 5€885 EUR
Retailer 15€1,050 EUR
Retailer 14€1,226 EUR
Retailer 11€1,262 EUR
Helzberg Diamonds€1,494 EUR

20 data points across 16 retailers

16 retailers€260 EUR to €1,494 EUR

A
Cheapest Retailer
-
€260 EUR
$291 USD
Retailer 2
-
€270 EUR
£237 GBP
View
Price last confirmed 15 days ago
A
Retailer 3
-
€441 EUR
$493 USD
View
A
Retailer 4
-
€448 EUR
ZAR 8,082 ZAR
View
A
Retailer 5
-
€469 EUR
$524 USD
View
A
Retailer 6
-
€488 EUR
£430 GBP
View
A
Retailer 7
-
€505 EUR
View
A
Retailer 8
-
€519 EUR
$580 USD
View
A
Retailer 9
-
€636 EUR
A$1,093 AUD
View
A
Retailer 10
-
€684 EUR
$764 USD
View
B+
Retailer 11
-
€824 EUR
SGD 1,244 SGD
View
B+
Retailer 12
-
€885 EUR
$988 USD
View
B+
Retailer 13
-
€1,050 EUR
£924 GBP
View
Retailer 14
-
€1,226 EUR
$1,370 USD
View
Price last confirmed 13 days ago
B+
Retailer 15
-
€1,262 EUR
$1,410 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJHMPMMJL · Nov 1
€1,494 EUR
$1,669 USD
View
15 more retailers have this diamond
Prices start from €260 EURSave up to €1,233 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
1.03ct Cushion
€260 EUR