CaratHunter
Plans
Cushion|Lab Grown|IGI

3.38ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG770607531

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG770607531

Diamond specifications and retailer prices

From £1,014 GBP
$1,350 USD
As of October 29, 2026
Save £7,029 GBP (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £8,042 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.38ct lab-grown cushion diamond

This 3.38ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770607531 or 770607531. Listed at 17 retailers as of October 29, 2026, with prices from £1,014 to £8,042, a £7,029 spread on the same certified stone. Do Amore Diamonds lists it at £8,042. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770607531
Dimensions8.03 × 8.03 × 10.44 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
8.03 mm8.03 mm3.38 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770607531
Side View
Table 60.0%Crown 32.9°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 66.0%

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: Oct 29
Current: £8,042 GBP|Low: £1,014 GBP|High: £8,410 GBP|Avg: £3,402 GBP|-4.4%
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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 6£1,014 GBP
Retailer 12£1,104 GBP
Retailer 4£1,304 GBP
Retailer 2£1,635 GBP
Retailer 7£1,666 GBP
Retailer 16£1,929 GBP
Retailer 5£2,133 GBP
Retailer 14£2,624 GBP
Retailer 11£2,693 GBP
Retailer 3£2,804 GBP
Retailer 17£3,014 GBP
Retailer 13£3,731 GBP
Retailer 8£4,035 GBP
Retailer 18£4,113 GBP
Retailer 15£4,333 GBP
Retailer 10£6,090 GBP
Retailer 9£6,459 GBP
Do Amore Diamonds£8,042 GBP

30 data points across 18 retailers

17 retailers£1,014 GBP to £8,042 GBP

A
Cheapest Retailer
-
£1,014 GBP
$1,350 USD
Final sale: no returns
A
Retailer 2
-
£1,104 GBP
$1,470 USD
View
A
Retailer 3
-
£1,304 GBP
$1,736 USD
View
A
Retailer 4
-
£1,635 GBP
View
A
Retailer 5
-
£1,666 GBP
$2,219 USD
View
A
Retailer 6
-
£1,929 GBP
$2,569 USD
View
A
Retailer 7
-
£2,133 GBP
$2,840 USD
View
Retailer 8
-
£2,624 GBP
A$5,375 AUD
View
Price last confirmed 7 days ago
A
Retailer 9
-
£2,693 GBP
ZAR 57,936 ZAR
View
A
Retailer 10
-
£2,804 GBP
View
A
Retailer 11
-
£3,014 GBP
$4,014 USD
View
A
Retailer 12
-
£3,731 GBP
View
B+
Retailer 13
-
£4,035 GBP
SGD 7,262 SGD
View
B+
Retailer 14
-
£4,113 GBP
$5,477 USD
View
Retailer 15
-
£4,333 GBP
$5,770 USD
View
Price last confirmed 8 days ago
Retailer 16
-
£6,459 GBP
A$13,233 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Do Amore Diamonds
27-5BC8555B2 · Oct 29
£8,042 GBP
$10,710 USD
View
16 more retailers have this diamond
Prices start from £1,014 GBPSave up to £7,029 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 Cushion
£1,014 GBP