Oval|Lab Grown|IGI

2.05ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG687531839

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG687531839

Diamond specifications and retailer prices

From £428 GBP

$570 USD

As of October 29, 2026

Save £2,831 GBP (87%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: £3,259 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 2.05ct lab-grown oval diamond

This 2.05ct lab-grown oval sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG687531839 or 687531839. Listed at 27 retailers as of October 29, 2026, with prices from £428 to £3,259, a £2,831 spread on the same certified stone. Brilliant Earth lists it at £3,259. 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

2.05

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.6°

Pavilion angle41.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG687531839

Dimensions7.13 × 7.13 × 4.54 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG687531839

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: £3,259 GBP|Low: £428 GBP|High: £4,671 GBP|Avg: £1,762 GBP|-30.2%

Brilliant Earth

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October 29, 2026

Retailer 21£428 GBP

Retailer 13£478 GBP

Retailer 14£479 GBP

Retailer 8£530 GBP

Retailer 19£574 GBP

Retailer 5£577 GBP

Retailer 23£707 GBP

Retailer 22£712 GBP

Retailer 6£806 GBP

Retailer 2£828 GBP

Retailer 20£1,185 GBP

Retailer 24£1,193 GBP

Retailer 3£1,238 GBP

Retailer 18£1,280 GBP

Retailer 12£1,394 GBP

Retailer 4£1,545 GBP

Retailer 10£1,677 GBP

Retailer 11£1,708 GBP

Retailer 15£1,718 GBP

Retailer 16£1,752 GBP

Retailer 9£1,782 GBP

Retailer 7£2,305 GBP

Retailer 17£2,421 GBP

Brilliant Earth£3,259 GBP

33 data points across 24 retailers

27 retailers£428 GBP to £3,259 GBP

Cheapest Retailer

£428 GBP

$570 USD

Retailer 2

£478 GBP

$637 USD

View

Final sale: no returns

Retailer 3

£479 GBP

$638 USD

View

Retailer 4

£530 GBP

$706 USD

View

Retailer 5

£574 GBP

$765 USD

View

Retailer 6

£577 GBP

HK$6,000 HKD

View

Retailer 7

£707 GBP

$942 USD

View

Retailer 8

£712 GBP

$948 USD

View

Retailer 9

£739 GBP

$984 USD

View

Price last confirmed 12 days ago

Retailer 10

£806 GBP

€1,022 EUR

View

Retailer 11

£828 GBP

View

B+

Retailer 12

£1,185 GBP

$1,579 USD

View

Retailer 13

£1,193 GBP

$1,589 USD

View

B+

Retailer 14

£1,238 GBP

$1,648 USD

View

B+

Retailer 15

£1,280 GBP

ZAR 27,532 ZAR

View

B+

Retailer 16

£1,394 GBP

$1,857 USD

View

B+

Retailer 17

£1,545 GBP

View

B+

Retailer 18

£1,605 GBP

$2,137 USD

View

Retailer 19

£1,643 GBP

$2,188 USD

View

Price last confirmed 43 days ago

B+

Retailer 20

£1,677 GBP

SGD 3,018 SGD

View

B+

Retailer 21

£1,708 GBP

$2,274 USD

View

B+

Retailer 22

£1,718 GBP

$2,288 USD

View

Retailer 23

£1,752 GBP

A$3,590 AUD

View

Price last confirmed 8 days ago

B+

Retailer 24

£1,782 GBP

$2,373 USD

View

Retailer 25

£2,305 GBP

View

Retailer 26

£2,421 GBP

A$4,961 AUD

View

Price last confirmed 21 days ago

Most Expensive

Brilliant Earth

18469413A · Oct 29

£3,259 GBP

$4,340 USD

View

26 more retailers have this diamond

Prices start from £428 GBPSave up to £2,831 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 2.05ct E IF oval lab-grown

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

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