Radiant|Lab Grown|IGI

2.17ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG816608454

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

Certificate IGI LG816608454

Diamond specifications and retailer prices

From £488 GBP

$654 USD

As of October 30, 2026

Save £3,848 GBP (89%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: £4,336 GBP at Do Amore Diamonds · As of October 30, 2026

View at Do Amore Diamonds

About this 2.17ct lab-grown radiant diamond

This 2.17ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816608454 or 816608454. Listed at 12 retailers as of October 30, 2026, with prices from £488 to £4,336, a £3,848 spread on the same certified stone. Do Amore Diamonds lists it at £4,336. 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

2.17

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle42.8°

Pavilion angle34.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG816608454

Dimensions9.17 × 6.29 × 4.37 mm

L/W Ratio1.46

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG816608454

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: £4,336 GBP|Low: £400 GBP|High: £5,762 GBP|Avg: £2,424 GBP|-24.7%

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

October 30, 2026

Retailer 9£488 GBP

Retailer 13£531 GBP

Retailer 8£720 GBP

Retailer 10£925 GBP

Retailer 14£1,045 GBP

Retailer 3£1,096 GBP

Retailer 11£1,447 GBP

Retailer 12£1,758 GBP

Retailer 7£2,469 GBP

Retailer 2£2,963 GBP

Retailer 6£3,450 GBP

Retailer 4£4,094 GBP

Do Amore Diamonds£4,336 GBP

Retailer 5£4,341 GBP

33 data points across 14 retailers

12 retailers£488 GBP to £4,336 GBP

Cheapest Retailer

£488 GBP

$654 USD

Retailer 2

£531 GBP

$712 USD

View

Retailer 3

£720 GBP

$965 USD

View

Retailer 4

£925 GBP

$1,239 USD

View

Retailer 5

£1,045 GBP

€1,334 EUR

View

Price last confirmed 8 days ago

Retailer 6

£1,096 GBP

$1,469 USD

View

B+

Retailer 7

£1,447 GBP

$1,939 USD

View

B+

Retailer 8

£1,758 GBP

$2,356 USD

View

B+

Retailer 9

£2,469 GBP

View

Retailer 10

£2,963 GBP

$3,970 USD

View

Retailer 11

£4,094 GBP

$5,485 USD

View

Price last confirmed 12 days ago

Most Expensive

Do Amore Diamonds

27-9BF03A9C7 · Oct 30

£4,336 GBP

$5,810 USD

View

11 more retailers have this diamond

Prices start from £488 GBPSave up to £3,848 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

2.17ct Radiant

£488 GBP