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Cushion|Lab Grown|IGI

1.84ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818681454

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818681454

Diamond specifications and retailer prices

From £672 GBP
$900 USD
As of October 31, 2026
Save £3,329 GBP (83%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £4,000 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.84ct lab-grown cushion diamond

This 1.84ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818681454 or 818681454. Listed at 8 retailers as of October 31, 2026, with prices from £672 to £4,000, a £3,329 spread on the same certified stone. Do Amore Diamonds lists it at £4,000. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.84
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681454
Dimensions7.89 × 6.59 × 4.63 mm
L/W Ratio1.20
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
7.89 mm6.59 mm1.84 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681454
Side View
Table 56.0%Crown 35.3°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 70.3%

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 31
Current: £4,000 GBP|Low: £672 GBP|High: £5,291 GBP|Avg: £2,354 GBP|-24.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7£672 GBP
Retailer 5£857 GBP
Retailer 8£916 GBP
Retailer 3£973 GBP
Retailer 4£2,443 GBP
Retailer 9£2,543 GBP
Retailer 6£2,642 GBP
Retailer 2£3,060 GBP
Retailer 10£3,603 GBP
Do Amore Diamonds£4,000 GBP

28 data points across 10 retailers

8 retailers£672 GBP to £4,000 GBP

A
Cheapest Retailer
-
£672 GBP
$900 USD
A
Retailer 2
-
£857 GBP
$1,148 USD
View
A
Retailer 3
-
£916 GBP
$1,228 USD
View
A
Retailer 4
-
£973 GBP
€1,241 EUR
View
B+
Retailer 5
-
£2,443 GBP
View
Retailer 6
-
£2,642 GBP
$3,540 USD
View
Price last confirmed 10 days ago
B
Retailer 7
-
£3,060 GBP
$4,100 USD
View
Most Expensive
B
Do Amore Diamonds
27-B86CABC41 · Oct 31
£4,000 GBP
$5,360 USD
View
7 more retailers have this diamond
Prices start from £672 GBPSave up to £3,329 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
1.84ct Cushion
£672 GBP