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Cushion|Lab Grown|IGI

2.38ct F FL Cushion Lab Grown Diamond

ID • F/FL • IGI LG836616544

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836616544

Diamond specifications and retailer prices

From £774 GBP
$1,037 USD
As of November 1, 2026
Save £3,678 GBP (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £4,452 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 2.38ct lab-grown cushion diamond

This 2.38ct lab-grown cushion sits in the two to three carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836616544 or 836616544. Listed at 17 retailers as of November 1, 2026, with prices from £774 to £4,452, a £3,678 spread on the same certified stone. Rare Carat lists it at £4,452. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.38
Carat
F
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836616544
Dimensions9.45 × 6.74 × 4.58 mm
L/W Ratio1.40
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
9.45 mm6.74 mm2.38 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836616544
Side View
Table 61.0%Crown 35.9°Girdle: STK-THKPavilion 35.3°Culet: NoneDepth 68.0%

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: Nov 1
Current: £4,452 GBP|Low: £774 GBP|High: £5,209 GBP|Avg: £2,163 GBP
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 17
November 1, 2026
Retailer 3£774 GBP
Retailer 2£906 GBP
Retailer 12£933 GBP
Retailer 6£984 GBP
Retailer 10£1,235 GBP
Retailer 11£1,276 GBP
Retailer 7£1,285 GBP
Retailer 17£1,853 GBP
Retailer 14£2,068 GBP
Retailer 4£2,218 GBP
Retailer 16£2,381 GBP
Retailer 9£2,691 GBP
Retailer 15£2,734 GBP
Retailer 5£2,788 GBP
Retailer 8£3,331 GBP
Retailer 13£3,388 GBP
Rare Carat£4,452 GBP

17 data points across 17 retailers

17 retailers£774 GBP to £4,452 GBP

A
Cheapest Retailer
-
£774 GBP
$1,037 USD
Final sale: no returns
A
Retailer 2
-
£906 GBP
View
A
Retailer 3
-
£933 GBP
$1,250 USD
View
A
Retailer 4
-
£984 GBP
$1,319 USD
View
A
Retailer 5
-
£1,235 GBP
View
A
Retailer 6
-
£1,276 GBP
€1,628 EUR
View
A
Retailer 7
-
£1,285 GBP
$1,722 USD
View
A
Retailer 8
-
£1,853 GBP
$2,483 USD
View
A
Retailer 9
-
£2,068 GBP
ZAR 44,773 ZAR
View
B+
Retailer 10
-
£2,218 GBP
View
B+
Retailer 11
-
£2,381 GBP
$3,190 USD
View
B+
Retailer 12
-
£2,691 GBP
SGD 4,873 SGD
View
B+
Retailer 13
-
£2,734 GBP
View
B+
Retailer 14
-
£2,788 GBP
$3,735 USD
View
B+
Retailer 15
-
£3,331 GBP
$4,463 USD
View
B+
Retailer 16
-
£3,388 GBP
$4,540 USD
View
Most Expensive
B
Rare Carat
JH5446165JJ836 · Nov 1
£4,452 GBP
$5,965 USD
View
16 more retailers have this diamond
Prices start from £774 GBPSave up to £3,678 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
2.38ct Cushion
£774 GBP