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Cushion|Lab Grown|IGI

1.94ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG840633343

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840633343

Diamond specifications and retailer prices

From £566 GBP
$759 USD
As of October 31, 2026
Save £2,725 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,433 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.94ct lab-grown cushion diamond

This 1.94ct 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 LG840633343 or 840633343. Listed at 19 retailers as of October 30, 2026, with a 481% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.94
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633343
Dimensions8.86 × 6.27 × 4.27 mm
L/W Ratio1.41
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
8.86 mm6.27 mm1.94 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633343
Side View
Table 60.0%Crown 33.7°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 68.1%

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: £3,433 GBP|Low: £566 GBP|High: £4,642 GBP|Avg: £1,672 GBP|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
Retailer 19
October 31, 2026
Retailer 4£566 GBP
Retailer 11£621 GBP
Retailer 13£656 GBP
Retailer 17£713 GBP
Retailer 6£772 GBP
Retailer 14£925 GBP
Retailer 7£942 GBP
Retailer 15£971 GBP
Retailer 16£1,063 GBP
Retailer 19£1,279 GBP
Retailer 2£1,292 GBP
Retailer 5£1,797 GBP
Retailer 8£1,899 GBP
Retailer 3£1,995 GBP
Retailer 9£2,045 GBP
Retailer 18£2,440 GBP
Retailer 10£2,771 GBP
Retailer 12£3,291 GBP
Rare Carat£3,433 GBP

24 data points across 19 retailers

19 retailers£566 GBP to £3,291 GBP

A
Cheapest Retailer
-
£566 GBP
$759 USD
Final sale: no returns
Retailer 2
-
£621 GBP
$832 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
£656 GBP
View
A
Retailer 4
-
£713 GBP
$955 USD
View
A
Retailer 5
-
£772 GBP
$1,035 USD
View
A
Retailer 6
-
£925 GBP
View
A
Retailer 7
-
£942 GBP
$1,262 USD
View
A
Retailer 8
-
£971 GBP
€1,239 EUR
View
A
Retailer 9
-
£1,063 GBP
ZAR 23,008 ZAR
View
A
Retailer 10
-
£1,279 GBP
$1,714 USD
View
A
Retailer 11
-
£1,292 GBP
$1,731 USD
View
B+
Retailer 12
-
£1,797 GBP
View
B+
Retailer 13
-
£1,899 GBP
$2,545 USD
View
B+
Retailer 14
-
£1,995 GBP
$2,673 USD
View
B+
Retailer 15
-
£2,045 GBP
SGD 3,702 SGD
View
B+
Retailer 16
-
£2,440 GBP
View
B+
Retailer 17
-
£2,771 GBP
$3,713 USD
View
B
Retailer 18
-
£3,291 GBP
$4,410 USD
View
Most Expensive
Rare Carat
PD3436333JJ840 · Oct 21
£3,433 GBP
$4,600 USD
View
Price last confirmed 10 days ago
18 more retailers have this diamond
Prices start from £566 GBPSave up to £2,725 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
1.94ct Cushion
£566 GBP