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Cushion|Lab Grown|IGI

1.03ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG756584190

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG756584190

Diamond specifications and retailer prices

From £196 GBP
$262 USD
As of October 30, 2026
Save £1,491 GBP (88%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,687 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore 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 LG756584190 or 756584190. Listed at 16 retailers as of October 30, 2026, with prices from £196 to £1,687, a £1,491 spread on the same certified stone. Do Amore Diamonds lists it at £1,687. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756584190
Dimensions7.14 × 5.27 × 3.57 mm
L/W Ratio1.35
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
7.14 mm5.27 mm1.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756584190
Side View
Table 63.0%Crown 33.3°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 67.7%

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: £455 GBP|Low: £196 GBP|High: £1,083 GBP|Avg: £628 GBP|+2.2%
Retailer 1
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 4£196 GBP
Retailer 2£337 GBP
Retailer 7£355 GBP
Retailer 5£368 GBP
Retailer 10£412 GBP
Retailer 15£447 GBP
Retailer 1£455 GBP
Retailer 9£584 GBP
Retailer 13£596 GBP
Retailer 14£770 GBP
Retailer 3£898 GBP
Retailer 11£933 GBP
Retailer 12£963 GBP
Retailer 8£967 GBP
Retailer 6£1,083 GBP

42 data points across 15 retailers

16 retailers£196 GBP to £1,687 GBP

A
Cheapest Retailer
-
£196 GBP
$262 USD
Final sale: no returns
A
Retailer 2
-
£337 GBP
$451 USD
View
A
Retailer 3
-
£368 GBP
$493 USD
View
A
Retailer 4
-
£412 GBP
ZAR 8,927 ZAR
View
A
Retailer 5
-
£447 GBP
$599 USD
View
A
Retailer 6
-
£455 GBP
View
A
Retailer 7
-
£584 GBP
A$1,204 AUD
View
B+
Retailer 8
-
£596 GBP
$798 USD
View
B+
Retailer 9
-
£770 GBP
SGD 1,395 SGD
View
B+
Retailer 10
-
£898 GBP
$1,203 USD
View
B+
Retailer 11
-
£933 GBP
View
Retailer 12
-
£963 GBP
$1,290 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
£967 GBP
View
Retailer 14
-
£1,041 GBP
$1,395 USD
View
Price last confirmed 26 days ago
Retailer 15
-
£1,083 GBP
A$2,233 AUD
View
Price last confirmed 26 days ago
Most Expensive
B
Do Amore Diamonds
27-F70CDD628 · Oct 31
£1,687 GBP
$2,260 USD
View
15 more retailers have this diamond
Prices start from £196 GBPSave up to £1,491 GBP

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
£196 GBP