Radiant|Lab Grown|IGI

4.40ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754563471

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG754563471

Diamond specifications and retailer prices

From £2,533 GBP

$3,399 USD

As of October 30, 2026

Save £14,890 GBP (85%) vs most expensive(unlock to see where)

30 retailers carry this diamond

Most expensive: £17,423 GBP at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 4.4ct lab-grown radiant diamond

This 4.4ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754563471 or 754563471. Listed at 30 retailers as of October 30, 2026, with prices from £2,533 to £17,423, a £14,890 spread on the same certified stone. Do Amore Diamonds lists it at £17,423. 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

4.40

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44.1°

Pavilion angle34.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754563471

Dimensions8.26 × 8.26 × 5.44 mm

L/W Ratio1.00

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

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG754563471

Side View

Caratlytics Score

How it works →

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 30

Current: £17,423 GBP|Low: £2,533 GBP|High: £18,250 GBP|Avg: £6,882 GBP|-4.5%

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

Retailer 19

Retailer 20

Retailer 21

Retailer 22

Retailer 23

Retailer 24

November 1, 2026

Retailer 8£2,533 GBP

Retailer 19£2,701 GBP

Retailer 5£2,883 GBP

Retailer 24£3,055 GBP

Retailer 7£3,344 GBP

Retailer 3£3,574 GBP

Retailer 4£4,052 GBP

Retailer 22£4,052 GBP

Retailer 10£4,082 GBP

Retailer 21£4,209 GBP

Retailer 13£4,956 GBP

Retailer 14£4,986 GBP

Retailer 23£5,264 GBP

Retailer 15£6,902 GBP

Retailer 2£6,947 GBP

Retailer 18£7,032 GBP

Retailer 6£7,402 GBP

Retailer 9£8,089 GBP

Retailer 17£9,089 GBP

Retailer 16£9,106 GBP

Retailer 20£11,344 GBP

Retailer 12£11,462 GBP

Retailer 11£11,824 GBP

Do Amore Diamonds£17,423 GBP

30 data points across 24 retailers

30 retailers£2,533 GBP to £17,423 GBP

Cheapest Retailer

£2,533 GBP

$3,399 USD

Retailer 2

£2,701 GBP

View

Retailer 3

£2,812 GBP

$3,773 USD

View

Price last confirmed 33 days ago

Retailer 4

£2,883 GBP

$3,869 USD

View

Retailer 5

£2,946 GBP

$3,954 USD

View

Price last confirmed 36 days ago

Retailer 6

£3,055 GBP

$4,100 USD

View

Retailer 7

£3,077 GBP

$4,129 USD

View

Price last confirmed 30 days ago

Retailer 8

£3,217 GBP

$4,317 USD

View

Price last confirmed 36 days ago

Retailer 9

£3,344 GBP

$4,488 USD

View

Final sale: no returns

Retailer 10

£3,574 GBP

$4,796 USD

View

Retailer 11

£4,052 GBP

$5,438 USD

View

Retailer 12

£4,052 GBP

$5,438 USD

View

Retailer 13

£4,082 GBP

HK$42,800 HKD

View

Retailer 14

£4,209 GBP

View

Retailer 15

£4,244 GBP

$5,695 USD

View

Price last confirmed 23 days ago

Retailer 16

£4,499 GBP

$6,037 USD

View

Price last confirmed 32 days ago

Retailer 17

£4,956 GBP

$6,650 USD

View

Retailer 18

£4,986 GBP

View

Retailer 19

£5,264 GBP

€6,728 EUR

View

B+

Retailer 20

£6,902 GBP

ZAR 149,630 ZAR

View

B+

Retailer 21

£6,947 GBP

View

B+

Retailer 22

£7,032 GBP

A$14,517 AUD

View

B+

Retailer 23

£7,402 GBP

$9,933 USD

View

B+

Retailer 24

£8,089 GBP

$10,855 USD

View

Retailer 25

£9,089 GBP

$12,197 USD

View

B+

Retailer 26

£9,106 GBP

$12,220 USD

View

Retailer 27

£11,344 GBP

A$23,419 AUD

View

Retailer 28

£11,462 GBP

$15,382 USD

View

Retailer 29

£11,824 GBP

SGD 21,442 SGD

View

Most Expensive

Do Amore Diamonds

27-010CEECF5 · Oct 31

£17,423 GBP

$23,380 USD

View

29 more retailers have this diamond

Prices start from £2,533 GBPSave up to £14,890 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.

Similar diamonds

4.40ct Radiant

£2,533 GBP