Radiant|Lab Grown|IGI

3.17ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG771633522

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

Certificate IGI LG771633522

Diamond specifications and retailer prices

From £807 GBP

$1,081 USD

As of October 30, 2026

Save £6,358 GBP (89%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: £7,165 GBP at Do Amore Diamonds · As of October 29, 2026

View at Do Amore Diamonds

About this 3.17ct lab-grown radiant diamond

This 3.17ct 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 LG771633522 or 771633522. Listed at 22 retailers as of October 29, 2026, with prices from £807 to £7,165, a £6,358 spread on the same certified stone. Do Amore Diamonds lists it at £7,165. 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

3.17

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle39.7°

Pavilion angle35.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG771633522

Dimensions7.36 × 7.36 × 4.87 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 LG771633522

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: £7,165 GBP|Low: £807 GBP|High: £7,165 GBP|Avg: £2,436 GBP

Do Amore Diamonds

Retailer 2

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October 30, 2026

Retailer 20£807 GBP

Retailer 18£878 GBP

Retailer 9£904 GBP

Retailer 3£936 GBP

Retailer 16£1,067 GBP

Retailer 6£1,189 GBP

Retailer 10£1,490 GBP

Retailer 2£1,499 GBP

Retailer 7£1,802 GBP

Retailer 19£1,821 GBP

Retailer 4£1,937 GBP

Retailer 17£2,331 GBP

Retailer 13£2,399 GBP

Retailer 5£2,491 GBP

Retailer 21£2,711 GBP

Retailer 15£3,337 GBP

Retailer 11£3,611 GBP

Retailer 8£3,669 GBP

Retailer 14£4,101 GBP

Retailer 12£5,283 GBP

Do Amore Diamonds£7,165 GBP

42 data points across 21 retailers

22 retailers£807 GBP to £7,165 GBP

Cheapest Retailer

£807 GBP

$1,081 USD

Retailer 2

£878 GBP

$1,176 USD

View

Retailer 3

£904 GBP

$1,211 USD

View

Final sale: no returns

Retailer 4

£936 GBP

$1,254 USD

View

Retailer 5

£1,067 GBP

$1,430 USD

View

Retailer 6

£1,189 GBP

$1,593 USD

View

Retailer 7

£1,490 GBP

$1,997 USD

View

Retailer 8

£1,499 GBP

View

Retailer 9

£1,802 GBP

$2,414 USD

View

Retailer 10

£1,821 GBP

$2,440 USD

View

Retailer 11

£1,937 GBP

$2,595 USD

View

Retailer 12

£2,331 GBP

A$4,806 AUD

View

Price last confirmed 8 days ago

Retailer 13

£2,399 GBP

ZAR 51,934 ZAR

View

Retailer 14

£2,491 GBP

View

Retailer 15

£2,711 GBP

$3,632 USD

View

B+

Retailer 16

£3,337 GBP

View

B+

Retailer 17

£3,611 GBP

SGD 6,539 SGD

View

B+

Retailer 18

£3,669 GBP

$4,916 USD

View

Retailer 19

£4,101 GBP

$5,495 USD

View

Price last confirmed 25 days ago

Retailer 20

£5,283 GBP

A$10,890 AUD

View

Price last confirmed 25 days ago

Retailer 21

£6,426 GBP

$8,610 USD

View

Most Expensive

Do Amore Diamonds

27-C6E586AF3 · Oct 29

£7,165 GBP

$9,600 USD

View

21 more retailers have this diamond

Prices start from £807 GBPSave up to £6,358 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.

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