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Cushion|Lab Grown|IGI

1.35ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG834614544

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG834614544

Diamond specifications and retailer prices

From £437 GBP
$586 USD
As of November 3, 2026
Save £2,566 GBP (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £3,003 GBP at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.35ct lab-grown cushion diamond

This 1.35ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG834614544 or 834614544. Listed at 20 retailers as of November 3, 2026, with prices from £437 to £3,003, a £2,566 spread on the same certified stone. Do Amore Diamonds lists it at £3,003. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834614544
Dimensions7.79 × 5.94 × 3.84 mm
L/W Ratio1.31
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
7.79 mm5.94 mm1.35 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834614544
Side View
Table 62.0%Crown 36.1°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 64.6%

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: Nov 3
Current: £3,003 GBP|Low: £437 GBP|High: £3,003 GBP|Avg: £1,143 GBP
Do Amore Diamonds
Retailer 2
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Retailer 21
November 3, 2026
Retailer 3£437 GBP
Retailer 6£524 GBP
Retailer 16£548 GBP
Retailer 18£578 GBP
Retailer 10£588 GBP
Retailer 8£714 GBP
Retailer 17£775 GBP
Retailer 5£823 GBP
Retailer 2£832 GBP
Retailer 19£832 GBP
Retailer 15£915 GBP
Retailer 11£1,191 GBP
Retailer 12£1,371 GBP
Retailer 20£1,500 GBP
Retailer 9£1,644 GBP
Retailer 14£1,663 GBP
Retailer 21£1,811 GBP
Retailer 4£1,947 GBP
Retailer 7£2,081 GBP
Retailer 13£2,311 GBP
Do Amore Diamonds£3,003 GBP

18 data points across 21 retailers

20 retailers£437 GBP to £3,003 GBP

A
Cheapest Retailer
-
£437 GBP
$586 USD
Final sale: no returns
A
Retailer 2
-
£524 GBP
$703 USD
View
A
Retailer 3
-
£548 GBP
View
A
Retailer 4
-
£578 GBP
$775 USD
View
A
Retailer 5
-
£588 GBP
$789 USD
View
A
Retailer 6
-
£714 GBP
$958 USD
View
A
Retailer 7
-
£741 GBP
$994 USD
View
B+
Retailer 8
-
£775 GBP
€990 EUR
View
A
Retailer 9
-
£832 GBP
View
B+
Retailer 10
-
£832 GBP
$1,117 USD
View
B+
Retailer 11
-
£915 GBP
ZAR 19,837 ZAR
View
Retailer 12
-
£1,191 GBP
$1,598 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
£1,371 GBP
$1,840 USD
View
B
Retailer 14
-
£1,500 GBP
CA$2,796 CAD
View
B
Retailer 15
-
£1,644 GBP
$2,207 USD
View
B
Retailer 16
-
£1,811 GBP
$2,431 USD
View
B
Retailer 17
-
£1,947 GBP
$2,613 USD
View
B
Retailer 18
-
£2,081 GBP
$2,793 USD
View
B
Retailer 19
-
£2,311 GBP
View
Most Expensive
B
Do Amore Diamonds
20-E100873 · Nov 3
£3,003 GBP
$4,030 USD
View
19 more retailers have this diamond
Prices start from £437 GBPSave up to £2,566 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
1.35ct Cushion
£437 GBP