Oval|Lab Grown|IGI

3.06ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG804660520

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG804660520

Diamond specifications and retailer prices

From £1,317 GBP

$1,754 USD

As of October 27, 2026

Save £4,264 GBP (76%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £11,887 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 3.06ct lab-grown oval diamond

This 3.06ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804660520 or 804660520. Listed at 24 retailers as of October 27, 2026, with a 324% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.06

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.2°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG804660520

Dimensions11.69 × 8.25 × 5.11 mm

L/W Ratio1.42

Girdle conditionFaceted

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 LG804660520

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 27

Current: £11,887 GBP|Low: £1,265 GBP|High: £12,248 GBP|Avg: £3,252 GBP|-2.9%

Brilliant Earth

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October 29, 2026

Retailer 4£1,317 GBP

Retailer 23£1,434 GBP

Retailer 11£1,475 GBP

Retailer 6£1,528 GBP

Retailer 9£1,528 GBP

Retailer 17£1,569 GBP

Retailer 8£1,670 GBP

Retailer 18£1,769 GBP

Retailer 2£2,160 GBP

Retailer 3£2,257 GBP

Retailer 7£2,360 GBP

Retailer 21£2,404 GBP

Retailer 22£2,570 GBP

Retailer 16£2,864 GBP

Retailer 10£3,159 GBP

Retailer 13£3,549 GBP

Retailer 5£3,935 GBP

Retailer 20£4,220 GBP

Retailer 19£4,371 GBP

Retailer 12£4,621 GBP

Retailer 14£5,106 GBP

Retailer 15£5,359 GBP

Brilliant Earth£11,887 GBP

38 data points across 23 retailers

24 retailers£1,317 GBP to £5,581 GBP

Cheapest Retailer

£1,317 GBP

$1,754 USD

Retailer 2

£1,434 GBP

$1,909 USD

View

Retailer 3

£1,475 GBP

$1,964 USD

View

Final sale: no returns

Retailer 4

£1,528 GBP

$2,035 USD

View

Retailer 5

£1,528 GBP

$2,035 USD

View

Price last confirmed 17 days ago

Retailer 6

£1,569 GBP

$2,090 USD

View

Retailer 7

£1,670 GBP

$2,224 USD

View

Retailer 8

£1,769 GBP

HK$18,400 HKD

View

Retailer 9

£2,160 GBP

View

Retailer 10

£2,257 GBP

$3,005 USD

View

B+

Retailer 11

£2,360 GBP

$3,143 USD

View

B+

Retailer 12

£2,570 GBP

$3,423 USD

View

B+

Retailer 13

£2,864 GBP

$3,814 USD

View

B+

Retailer 14

£3,159 GBP

View

B+

Retailer 15

£3,549 GBP

ZAR 76,343 ZAR

View

B+

Retailer 16

£3,935 GBP

$5,240 USD

View

Retailer 17

£4,118 GBP

$5,484 USD

View

B+

Retailer 18

£4,220 GBP

$5,620 USD

View

Price last confirmed 10 days ago

B+

Retailer 19

£4,371 GBP

View

Retailer 20

£4,621 GBP

$6,154 USD

View

Retailer 21

£5,106 GBP

SGD 9,188 SGD

View

Retailer 22

£5,359 GBP

$7,136 USD

View

Retailer 23

£5,581 GBP

$7,432 USD

View

Most Expensive

Brilliant Earth

20661898A · Oct 29

£11,887 GBP

$15,830 USD

View

Price under review

23 more retailers have this diamond

Prices start from £1,317 GBPSave up to £4,264 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.

Where to buy this spec

See every retailer carrying 3.06ct D FL oval lab-grown

Ranked by inventory count, with return policy, certs, and trust signals.

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