Oval|Lab Grown|IGI

1.03ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG839683846

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839683846

Diamond specifications and retailer prices

From £205 GBP

$275 USD

As of October 29, 2026

Save £1,429 GBP (87%) vs most expensive(unlock to see where)

28 retailers carry this diamond

Most expensive: £1,634 GBP at Do Amore Diamonds · As of October 31, 2026

View at Do Amore Diamonds

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839683846 or 839683846. Listed at 28 retailers as of October 29, 2026, with prices from £205 to £1,634, a £1,429 spread on the same certified stone. Do Amore Diamonds lists it at £1,634. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.2°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG839683846

Dimensions8.50 × 5.73 × 3.45 mm

L/W Ratio1.48

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 LG839683846

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 29

Current: £1,634 GBP|Low: £184 GBP|High: £1,634 GBP|Avg: £599 GBP

Do Amore Diamonds

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Retailer 21

Retailer 22

Retailer 23

Retailer 24

Retailer 25

Retailer 26

Retailer 27

Retailer 28

Retailer 29

November 1, 2026

Retailer 27£205 GBP

Retailer 12£230 GBP

Retailer 19£237 GBP

Retailer 17£238 GBP

Retailer 5£254 GBP

Retailer 2£289 GBP

Retailer 6£318 GBP

Retailer 8£343 GBP

Retailer 28£373 GBP

Retailer 18£377 GBP

Retailer 23£439 GBP

Retailer 24£473 GBP

Retailer 11£482 GBP

Retailer 13£494 GBP

Retailer 20£497 GBP

Retailer 3£565 GBP

Retailer 7£684 GBP

Retailer 25£707 GBP

Retailer 16£807 GBP

Retailer 21£811 GBP

Retailer 26£823 GBP

Retailer 22£834 GBP

Retailer 15£902 GBP

Retailer 10£972 GBP

Retailer 9£1,024 GBP

Retailer 14£1,066 GBP

Retailer 4£1,131 GBP

Retailer 29£1,487 GBP

Do Amore Diamonds£1,634 GBP

18 data points across 29 retailers

28 retailers£205 GBP to £1,634 GBP

Cheapest Retailer

£205 GBP

$275 USD

Retailer 2

£230 GBP

$308 USD

View

Final sale: no returns

Retailer 3

£237 GBP

$318 USD

View

Price last confirmed 24 days ago

Retailer 4

£238 GBP

$319 USD

View

Retailer 5

£254 GBP

$341 USD

View

Retailer 6

£289 GBP

View

Retailer 7

£318 GBP

$426 USD

View

Retailer 8

£343 GBP

$460 USD

View

Retailer 9

£373 GBP

$500 USD

View

Retailer 10

£377 GBP

$505 USD

View

B+

Retailer 11

£439 GBP

€560 EUR

View

B+

Retailer 12

£473 GBP

$634 USD

View

B+

Retailer 13

£482 GBP

ZAR 10,437 ZAR

View

B+

Retailer 14

£494 GBP

View

Retailer 15

£497 GBP

$666 USD

View

Price last confirmed 20 days ago

B+

Retailer 16

£508 GBP

$681 USD

View

B+

Retailer 17

£684 GBP

A$1,411 AUD

View

B+

Retailer 18

£707 GBP

View

Retailer 19

£807 GBP

$1,081 USD

View

Retailer 20

£811 GBP

A$1,672 AUD

View

Price last confirmed 28 days ago

B+

Retailer 21

£823 GBP

CA$1,532 CAD

View

Retailer 22

£902 GBP

$1,209 USD

View

Retailer 23

£972 GBP

$1,302 USD

View

Retailer 24

£1,024 GBP

$1,373 USD

View

Retailer 25

£1,066 GBP

$1,429 USD

View

Retailer 26

£1,131 GBP

View

Retailer 27

£1,487 GBP

$1,993 USD

View

Most Expensive

Do Amore Diamonds

20-E99066 · Oct 31

£1,634 GBP

$2,190 USD

View

27 more retailers have this diamond

Prices start from £205 GBPSave up to £1,429 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 1.03ct D IF oval lab-grown

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

Similar diamonds

1.03ct Oval

£205 GBP