Round|Lab Grown|IGI

2.34ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG691538578

Shape and cutting style on the report: Round brilliant

Certificate IGI LG691538578

Diamond specifications and retailer prices

From £390 GBP

$518 USD

As of October 26, 2026

Save £1,637 GBP (81%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: £2,027 GBP at MOH London · As of October 29, 2026

View at MOH London

About this 2.34ct lab-grown round diamond

This 2.34ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG691538578 or 691538578. Listed at 18 retailers as of October 26, 2026, with prices from £390 to £2,027, a £1,637 spread on the same certified stone. MOH London lists it at £2,027. 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

2.34

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.5°

Pavilion angle41.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG691538578

Dimensions8.60 × 8.57 × 5.22 mm

L/W Ratio1.00

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 LG691538578

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: £2,027 GBP|Low: £374 GBP|High: £2,041 GBP|Avg: £849 GBP|+0.5%

MOH London

Retailer 2

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October 29, 2026

Retailer 15£390 GBP

Retailer 4£436 GBP

Retailer 6£436 GBP

Retailer 8£483 GBP

Retailer 16£483 GBP

Retailer 2£514 GBP

Retailer 11£587 GBP

Retailer 14£661 GBP

Retailer 5£674 GBP

Retailer 10£742 GBP

Retailer 12£1,081 GBP

Retailer 9£1,166 GBP

Retailer 13£1,246 GBP

Retailer 7£1,270 GBP

Retailer 3£1,790 GBP

MOH London£2,027 GBP

43 data points across 16 retailers

18 retailers£390 GBP to £2,027 GBP

Cheapest Retailer

£390 GBP

$518 USD

Retailer 2

£436 GBP

$580 USD

View

Final sale: no returns

Retailer 3

£436 GBP

$580 USD

View

Retailer 4

£483 GBP

$642 USD

View

Price last confirmed 13 days ago

Retailer 5

£483 GBP

$642 USD

View

Retailer 6

£514 GBP

View

Retailer 7

£587 GBP

$780 USD

View

Retailer 8

£661 GBP

$878 USD

View

Retailer 9

£674 GBP

$895 USD

View

Retailer 10

£742 GBP

View

Retailer 11

£1,081 GBP

A$2,209 AUD

View

Price last confirmed 9 days ago

Retailer 12

£1,166 GBP

ZAR 25,019 ZAR

View

B+

Retailer 13

£1,246 GBP

$1,656 USD

View

Retailer 14

£1,261 GBP

$1,675 USD

View

B+

Retailer 15

£1,270 GBP

$1,688 USD

View

B+

Retailer 16

£1,571 GBP

$2,087 USD

View

B+

Retailer 17

£1,790 GBP

$2,379 USD

View

Most Expensive

B+

MOH London

LG691538578 · Oct 29

£2,027 GBP

View

17 more retailers have this diamond

Prices start from £390 GBPSave up to £1,637 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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2.34ct Round

£390 GBP