Oval|Lab Grown|IGI

4.12ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG727565053

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG727565053

Diamond specifications and retailer prices

From £2,658 GBP

$3,562 USD

As of October 31, 2026

Save £14,565 GBP (85%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £17,223 GBP at Mervis Diamond Importers · As of October 31, 2026

View at Mervis Diamond Importers

About this 4.12ct lab-grown oval diamond

This 4.12ct 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 LG727565053 or 727565053. Listed at 24 retailers as of October 31, 2026, with prices from £2,658 to £17,223, a £14,565 spread on the same certified stone. Mervis Diamond Importers lists it at £17,223. 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

4.12

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.5°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG727565053

Dimensions13.28 × 9.07 × 5.50 mm

L/W Ratio1.46

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG727565053

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 31

Current: £17,223 GBP|Low: £1,898 GBP|High: £17,223 GBP|Avg: £6,375 GBP

Mervis Diamond Importers

Retailer 2

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Retailer 19

November 1, 2026

Retailer 6£2,658 GBP

Retailer 7£2,754 GBP

Retailer 5£2,770 GBP

Retailer 17£2,870 GBP

Retailer 10£3,169 GBP

Retailer 4£3,799 GBP

Retailer 16£3,876 GBP

Retailer 13£4,031 GBP

Retailer 19£4,277 GBP

Retailer 8£4,652 GBP

Retailer 15£6,469 GBP

Retailer 2£6,512 GBP

Retailer 12£6,567 GBP

Retailer 18£6,913 GBP

Retailer 11£7,582 GBP

Retailer 9£8,758 GBP

Retailer 3£10,305 GBP

Retailer 14£13,165 GBP

Mervis Diamond Importers£17,223 GBP

42 data points across 19 retailers

24 retailers£2,658 GBP to £17,223 GBP

Retailer 1

£2,279 GBP

$3,054 USD

Price last confirmed 30 days ago

Retailer 2

£2,583 GBP

$3,461 USD

View

Price last confirmed 36 days ago

Retailer 3

£2,658 GBP

$3,562 USD

View

Final sale: no returns

Retailer 4

£2,754 GBP

$3,690 USD

View

Price last confirmed 30 days ago

Retailer 5

£2,770 GBP

$3,711 USD

View

Retailer 6

£2,870 GBP

$3,845 USD

View

Retailer 7

£3,169 GBP

$4,246 USD

View

Retailer 8

£3,799 GBP

$5,090 USD

View

Price last confirmed 25 days ago

Retailer 9

£3,876 GBP

$5,194 USD

View

Retailer 10

£4,031 GBP

View

Retailer 11

£4,277 GBP

$5,731 USD

View

B+

Retailer 12

£4,652 GBP

View

Retailer 13

£4,984 GBP

$6,678 USD

View

Price last confirmed 104 days ago

B+

Retailer 14

£6,469 GBP

ZAR 140,033 ZAR

View

B+

Retailer 15

£6,512 GBP

View

B+

Retailer 16

£6,567 GBP

A$13,538 AUD

View

B+

Retailer 17

£6,913 GBP

$9,263 USD

View

B+

Retailer 18

£7,582 GBP

$10,159 USD

View

Retailer 19

£8,758 GBP

$11,735 USD

View

Retailer 20

£10,305 GBP

$13,807 USD

View

Retailer 21

£10,697 GBP

$14,333 USD

View

Retailer 22

£13,165 GBP

$17,640 USD

View

Retailer 23

£16,337 GBP

$21,890 USD

View

Most Expensive

Mervis Diamond Importers

1985409306 · Oct 31

£17,223 GBP

$23,077 USD

View

23 more retailers have this diamond

Prices start from £2,658 GBPSave up to £14,565 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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