Radiant|Lab Grown|IGI

1.69ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG794624902

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

Certificate IGI LG794624902

Diamond specifications and retailer prices

From £425 GBP

$569 USD

As of October 30, 2026

Save £2,602 GBP (86%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £3,026 GBP at Rare Carat · As of October 28, 2026

View at Rare Carat

About this 1.69ct lab-grown radiant diamond

This 1.69ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794624902 or 794624902. Listed at 23 retailers as of October 28, 2026, with prices from £425 to £3,026, a £2,602 spread on the same certified stone. Rare Carat lists it at £3,026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.69

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle42.1°

Pavilion angle34.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG794624902

Dimensions8.62 × 5.86 × 3.90 mm

L/W Ratio1.47

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 LG794624902

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: £3,026 GBP|Low: £425 GBP|High: £4,030 GBP|Avg: £1,393 GBP|-1.1%

Rare Carat

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October 30, 2026

Retailer 14£425 GBP

Retailer 20£475 GBP

Retailer 17£493 GBP

Retailer 12£526 GBP

Retailer 18£627 GBP

Retailer 3£691 GBP

Retailer 5£811 GBP

Retailer 15£822 GBP

Retailer 4£862 GBP

Retailer 16£905 GBP

Retailer 7£990 GBP

Retailer 6£1,187 GBP

Retailer 10£1,384 GBP

Retailer 8£1,535 GBP

Retailer 9£1,706 GBP

Retailer 13£1,728 GBP

Retailer 11£1,797 GBP

Retailer 21£1,885 GBP

Retailer 19£2,288 GBP

Retailer 2£2,821 GBP

Rare Carat£3,026 GBP

27 data points across 21 retailers

23 retailers£425 GBP to £3,026 GBP

Cheapest Retailer

£425 GBP

$569 USD

Retailer 2

£475 GBP

$637 USD

View

Retailer 3

£493 GBP

$661 USD

View

Final sale: no returns

Retailer 4

£526 GBP

$705 USD

View

Retailer 5

£544 GBP

$729 USD

View

Price last confirmed 14 days ago

Retailer 6

£627 GBP

$840 USD

View

Retailer 7

£691 GBP

$926 USD

View

Retailer 8

£811 GBP

$1,086 USD

View

Retailer 9

£822 GBP

View

Retailer 10

£862 GBP

€1,100 EUR

View

Price last confirmed 7 days ago

Retailer 11

£905 GBP

ZAR 19,583 ZAR

View

B+

Retailer 12

£990 GBP

$1,326 USD

View

B+

Retailer 13

£1,187 GBP

$1,591 USD

View

B+

Retailer 14

£1,384 GBP

$1,855 USD

View

B+

Retailer 15

£1,535 GBP

View

B+

Retailer 16

£1,706 GBP

$2,286 USD

View

B+

Retailer 17

£1,728 GBP

$2,315 USD

View

B+

Retailer 18

£1,797 GBP

SGD 3,254 SGD

View

Retailer 19

£1,843 GBP

$2,470 USD

View

Retailer 20

£1,885 GBP

$2,526 USD

View

Retailer 21

£2,288 GBP

View

Retailer 22

£2,821 GBP

$3,780 USD

View

Most Expensive

Rare Carat

PD-174805 · Oct 28

£3,026 GBP

$4,055 USD

View

22 more retailers have this diamond

Prices start from £425 GBPSave up to £2,602 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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