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Cushion|Lab Grown|IGI

1.16ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846662357

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846662357

Diamond specifications and retailer prices

From £388 GBP
As of October 30, 2026
Save £2,052 GBP (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,440 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.16ct lab-grown cushion diamond

This 1.16ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846662357 or 846662357. Listed at 11 retailers as of October 30, 2026, with prices from £388 to £2,440, a £2,052 spread on the same certified stone. Do Amore Diamonds lists it at £2,440. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.16
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662357
Dimensions7.80 × 5.18 × 3.55 mm
L/W Ratio1.51
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
7.80 mm5.18 mm1.16 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662357
Side View
Table 59.0%Crown 34.1°Girdle: STK-VTKPavilion 36.5°Culet: NoneDepth 68.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,440 GBP|Low: £387 GBP|High: £2,440 GBP|Avg: £1,050 GBP
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
October 31, 2026
Retailer 6£388 GBP
Retailer 11£449 GBP
Retailer 12£452 GBP
Retailer 9£452 GBP
Retailer 10£543 GBP
Retailer 8£568 GBP
Retailer 2£630 GBP
Retailer 3£1,020 GBP
Retailer 5£1,455 GBP
Retailer 7£1,477 GBP
Retailer 4£2,044 GBP
Do Amore Diamonds£2,440 GBP

10 data points across 12 retailers

11 retailers£388 GBP to £2,440 GBP

A
Cheapest Retailer
-
£388 GBP
A
Retailer 2
-
£449 GBP
$602 USD
View
A
Retailer 3
-
£452 GBP
$605 USD
View
A
Retailer 4
-
£452 GBP
$606 USD
View
A
Retailer 5
-
£511 GBP
$685 USD
View
A
Retailer 6
-
£543 GBP
$728 USD
View
A
Retailer 7
-
£630 GBP
€804 EUR
View
B+
Retailer 8
-
£1,020 GBP
$1,367 USD
View
B+
Retailer 9
-
£1,455 GBP
$1,950 USD
View
B
Retailer 10
-
£1,477 GBP
View
Most Expensive
B
Do Amore Diamonds
27-B8B847DBF · Oct 31
£2,440 GBP
$3,270 USD
View
10 more retailers have this diamond
Prices start from £388 GBPSave up to £2,052 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
1.16ct Cushion
£388 GBP