Oval|Lab Grown|IGI

3.06ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG731566847

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG731566847

Diamond specifications and retailer prices

From £809 GBP

$1,077 USD

As of October 26, 2026

Save £7,166 GBP (90%) vs most expensive(unlock to see where)

28 retailers carry this diamond

Most expensive: £7,975 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731566847 or 731566847. Listed at 28 retailers as of October 26, 2026, with prices from £809 to £7,975, a £7,166 spread on the same certified stone. Brilliant Earth lists it at £7,975. 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

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG731566847

Dimensions11.96 × 8.13 × 5.07 mm

L/W Ratio1.47

Girdle conditionFaceted

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG731566847

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 26

Current: £7,975 GBP|Low: £807 GBP|High: £10,776 GBP|Avg: £2,455 GBP|-26.0%

Brilliant Earth

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October 29, 2026

Retailer 25£809 GBP

Retailer 17£879 GBP

Retailer 21£905 GBP

Retailer 9£938 GBP

Retailer 22£1,081 GBP

Retailer 20£1,122 GBP

Retailer 3£1,132 GBP

Retailer 6£1,144 GBP

Retailer 2£1,354 GBP

Retailer 26£1,416 GBP

Retailer 8£1,506 GBP

Retailer 15£1,758 GBP

Retailer 4£1,902 GBP

Retailer 13£2,178 GBP

Retailer 5£2,191 GBP

Retailer 18£2,202 GBP

Retailer 23£2,427 GBP

Retailer 7£2,586 GBP

Retailer 11£2,715 GBP

Retailer 10£2,997 GBP

Retailer 24£3,184 GBP

Retailer 16£3,276 GBP

Retailer 12£3,315 GBP

Retailer 14£3,583 GBP

Retailer 19£5,503 GBP

Brilliant Earth£7,975 GBP

27 data points across 26 retailers

28 retailers£809 GBP to £7,975 GBP

Cheapest Retailer

£809 GBP

$1,077 USD

Retailer 2

£879 GBP

$1,171 USD

View

Retailer 3

£905 GBP

$1,205 USD

View

Final sale: no returns

Retailer 4

£938 GBP

$1,249 USD

View

Retailer 5

£1,081 GBP

$1,440 USD

View

Retailer 6

£1,122 GBP

View

Retailer 7

£1,132 GBP

$1,508 USD

View

Retailer 8

£1,144 GBP

HK$11,900 HKD

View

Retailer 9

£1,354 GBP

View

Retailer 10

£1,416 GBP

$1,885 USD

View

Retailer 11

£1,506 GBP

€1,910 EUR

View

Retailer 12

£1,758 GBP

$2,341 USD

View

Retailer 13

£1,902 GBP

$2,533 USD

View

Retailer 14

£2,030 GBP

A$4,158 AUD

View

Retailer 15

£2,178 GBP

ZAR 46,846 ZAR

View

B+

Retailer 16

£2,191 GBP

$2,918 USD

View

Retailer 17

£2,202 GBP

A$4,511 AUD

View

Price last confirmed 7 days ago

B+

Retailer 18

£2,427 GBP

$3,231 USD

View

B+

Retailer 19

£2,586 GBP

View

B+

Retailer 20

£2,715 GBP

$3,616 USD

View

B+

Retailer 21

£2,997 GBP

$3,991 USD

View

B+

Retailer 22

£3,184 GBP

View

B+

Retailer 23

£3,276 GBP

$4,363 USD

View

B+

Retailer 24

£3,315 GBP

SGD 5,965 SGD

View

B+

Retailer 25

£3,583 GBP

$4,772 USD

View

Retailer 26

£4,512 GBP

$6,008 USD

View

Price last confirmed 70 days ago

Retailer 27

£5,503 GBP

A$11,275 AUD

View

Price last confirmed 24 days ago

Most Expensive

Brilliant Earth

15998883A · Oct 29

£7,975 GBP

$10,620 USD

View

27 more retailers have this diamond

Prices start from £809 GBPSave up to £7,166 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 IF oval lab-grown

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

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