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Cushion|Lab Grown|IGI

1.34ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG843605039

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843605039

Diamond specifications and retailer prices

From £269 GBP
As of October 30, 2026
Save £1,425 GBP (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,694 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.34ct lab-grown cushion diamond

This 1.34ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843605039 or 843605039. Listed at 13 retailers as of October 30, 2026, with prices from £269 to £1,694, a £1,425 spread on the same certified stone. Do Amore Diamonds lists it at £1,694. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.34
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843605039
Dimensions7.50 × 5.86 × 4.05 mm
L/W Ratio1.28
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
7.50 mm5.86 mm1.34 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843605039
Side View
Table 59.0%Crown 35.6°Girdle: MED-THKPavilion 36.5°Culet: NoneDepth 69.1%

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: £1,694 GBP|Low: £269 GBP|High: £1,821 GBP|Avg: £832 GBP|-1.7%
Do Amore 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
October 31, 2026
Retailer 7£269 GBP
Retailer 11£360 GBP
Retailer 12£394 GBP
Retailer 10£396 GBP
Retailer 2£436 GBP
Retailer 13£550 GBP
Retailer 9£635 GBP
Retailer 3£762 GBP
Retailer 5£1,040 GBP
Retailer 8£1,051 GBP
Retailer 6£1,552 GBP
Retailer 4£1,581 GBP
Do Amore Diamonds£1,694 GBP

17 data points across 13 retailers

13 retailers£269 GBP to £1,694 GBP

A+
Cheapest Retailer
-
£269 GBP
A
Retailer 2
-
£360 GBP
$483 USD
View
A
Retailer 3
-
£394 GBP
$528 USD
View
A
Retailer 4
-
£396 GBP
$530 USD
View
A
Retailer 5
-
£436 GBP
€557 EUR
View
A
Retailer 6
-
£550 GBP
$737 USD
View
A
Retailer 7
-
£635 GBP
A$1,309 AUD
View
A
Retailer 8
-
£762 GBP
$1,022 USD
View
B+
Retailer 9
-
£1,051 GBP
View
Retailer 10
-
£1,328 GBP
$1,780 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
£1,552 GBP
$2,080 USD
View
B
Retailer 12
-
£1,581 GBP
$2,118 USD
View
Most Expensive
B
Do Amore Diamonds
27-AEA00A74D · Oct 31
£1,694 GBP
$2,270 USD
View
12 more retailers have this diamond
Prices start from £269 GBPSave up to £1,425 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+
1.34ct Cushion
£269 GBP