Oval|Lab Grown|IGI

1.59ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG707555650

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG707555650

Diamond specifications and retailer prices

From £335 GBP

$446 USD

As of October 26, 2026

Save £2,834 GBP (89%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £3,169 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 1.59ct lab-grown oval diamond

This 1.59ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG707555650 or 707555650. Listed at 23 retailers as of October 26, 2026, with prices from £335 to £3,169, a £2,834 spread on the same certified stone. Brilliant Earth lists it at £3,169. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.6°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG707555650

Dimensions9.32 × 6.65 × 9.32 mm

L/W Ratio1.40

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG707555650

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: £685 GBP|Low: £335 GBP|High: £2,073 GBP|Avg: £937 GBP|-27.4%

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October 29, 2026

Retailer 24£335 GBP

Retailer 14£374 GBP

Retailer 21£375 GBP

Retailer 9£415 GBP

Retailer 13£415 GBP

Retailer 10£430 GBP

Retailer 15£557 GBP

Retailer 19£559 GBP

Retailer 3£582 GBP

Retailer 7£596 GBP

Retailer 1£685 GBP

Retailer 18£714 GBP

Retailer 4£875 GBP

Retailer 22£975 GBP

Retailer 23£1,117 GBP

Retailer 11£1,319 GBP

Retailer 5£1,336 GBP

Retailer 8£1,360 GBP

Retailer 17£1,388 GBP

Retailer 20£1,455 GBP

Retailer 6£1,486 GBP

Retailer 12£1,534 GBP

Retailer 16£1,644 GBP

Retailer 2£1,693 GBP

13 data points across 24 retailers

23 retailers£335 GBP to £3,169 GBP

Cheapest Retailer

£335 GBP

$446 USD

Retailer 2

£374 GBP

$498 USD

View

Final sale: no returns

Retailer 3

£375 GBP

$500 USD

View

Retailer 4

£415 GBP

$553 USD

View

Retailer 5

£415 GBP

$553 USD

View

Retailer 6

£430 GBP

View

Price last confirmed 12 days ago

Retailer 7

£557 GBP

$742 USD

View

Retailer 8

£559 GBP

$745 USD

View

Retailer 9

£596 GBP

$794 USD

View

Retailer 10

£685 GBP

View

Retailer 11

£714 GBP

ZAR 15,361 ZAR

View

B+

Retailer 12

£875 GBP

$1,165 USD

View

B+

Retailer 13

£975 GBP

A$1,997 AUD

View

Price last confirmed 9 days ago

B+

Retailer 14

£1,117 GBP

$1,487 USD

View

Retailer 15

£1,319 GBP

SGD 2,373 SGD

View

Retailer 16

£1,336 GBP

$1,779 USD

View

Retailer 17

£1,360 GBP

$1,811 USD

View

Retailer 18

£1,455 GBP

$1,938 USD

View

Retailer 19

£1,486 GBP

$1,979 USD

View

B+

Retailer 20

£1,534 GBP

View

Retailer 21

£1,555 GBP

$2,071 USD

View

Retailer 22

£1,693 GBP

$2,255 USD

View

Price last confirmed 10 days ago

Most Expensive

Brilliant Earth

15109564A · Oct 29

£3,169 GBP

$4,220 USD

View

22 more retailers have this diamond

Prices start from £335 GBPSave up to £2,834 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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