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Round|Lab Grown|IGI

3.38ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG836617746

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836617746

Diamond specifications and retailer prices

From £1,049 GBP
$1,405 USD
As of October 29, 2026
Save £5,161 GBP (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £6,209 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.38ct lab-grown round diamond

This 3.38ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836617746 or 836617746. Listed at 23 retailers as of October 29, 2026, with prices from £1,049 to £6,209, a £5,161 spread on the same certified stone. Brilliant Earth lists it at £6,209. 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

3.38
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836617746
Dimensions9.57 × 9.63 × 5.92 mm
L/W Ratio1.01
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
9.57 mm9.63 mm3.38 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836617746
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.6%

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 29
Current: £6,209 GBP|Low: £1,049 GBP|High: £8,060 GBP|Avg: £2,887 GBP|-23.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
October 31, 2026
Retailer 7£1,049 GBP
Retailer 5£1,141 GBP
Retailer 21£1,217 GBP
Retailer 12£1,308 GBP
Retailer 8£1,390 GBP
Retailer 16£1,488 GBP
Retailer 17£1,710 GBP
Retailer 10£1,855 GBP
Retailer 6£1,920 GBP
Retailer 3£2,052 GBP
Retailer 20£2,165 GBP
Retailer 2£2,208 GBP
Retailer 4£2,281 GBP
Retailer 18£2,825 GBP
Retailer 13£3,347 GBP
Retailer 19£3,494 GBP
Retailer 9£4,280 GBP
Retailer 15£4,584 GBP
Retailer 22£4,594 GBP
Retailer 11£5,000 GBP
Retailer 14£5,686 GBP
Brilliant Earth£6,209 GBP

22 data points across 22 retailers

23 retailers£1,049 GBP to £6,209 GBP

A
Cheapest Retailer
-
£1,049 GBP
$1,405 USD
A
Retailer 2
-
£1,141 GBP
$1,529 USD
View
A
Retailer 3
-
£1,217 GBP
$1,630 USD
View
Retailer 4
-
£1,283 GBP
$1,719 USD
View
Price last confirmed 18 days ago
A
Retailer 5
-
£1,308 GBP
$1,753 USD
View
Final sale: no returns
A
Retailer 6
-
£1,390 GBP
$1,863 USD
View
A
Retailer 7
-
£1,488 GBP
View
A
Retailer 8
-
£1,710 GBP
View
A
Retailer 9
-
£1,855 GBP
$2,485 USD
View
A
Retailer 10
-
£1,920 GBP
$2,573 USD
View
A
Retailer 11
-
£2,052 GBP
$2,749 USD
View
A
Retailer 12
-
£2,165 GBP
€2,763 EUR
View
A
Retailer 13
-
£2,208 GBP
$2,959 USD
View
A
Retailer 14
-
£2,281 GBP
$3,056 USD
View
B+
Retailer 15
-
£2,825 GBP
ZAR 61,155 ZAR
View
B+
Retailer 16
-
£3,347 GBP
$4,484 USD
View
B+
Retailer 17
-
£3,494 GBP
View
B+
Retailer 18
-
£4,280 GBP
$5,734 USD
View
B+
Retailer 19
-
£4,584 GBP
SGD 8,300 SGD
View
B+
Retailer 20
-
£4,594 GBP
$6,155 USD
View
B+
Retailer 21
-
£5,000 GBP
$6,699 USD
View
B
Retailer 22
-
£5,686 GBP
$7,619 USD
View
Most Expensive
B
Brilliant Earth
21695594A · Oct 30
£6,209 GBP
$8,320 USD
View
22 more retailers have this diamond
Prices start from £1,049 GBPSave up to £5,161 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
3.38ct Round
£1,049 GBP