Round|Lab Grown|IGI

2.77ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG704585385

Shape and cutting style on the report: Round brilliant

Certificate IGI LG704585385

Diamond specifications and retailer prices

From £560 GBP

$750 USD

As of October 29, 2026

Save £4,911 GBP (90%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: £5,471 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 2.77ct lab-grown round diamond

This 2.77ct 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 LG704585385 or 704585385. Listed at 27 retailers as of October 29, 2026, with prices from £560 to £5,471, a £4,911 spread on the same certified stone. Brilliant Earth lists it at £5,471. 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

2.77

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.3°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG704585385

Dimensions8.97 × 9.01 × 5.58 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 LG704585385

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: £5,471 GBP|Low: £560 GBP|High: £6,642 GBP|Avg: £1,787 GBP|-17.6%

Brilliant Earth

Retailer 2

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Retailer 21

November 1, 2026

Retailer 19£560 GBP

Retailer 17£609 GBP

Retailer 4£649 GBP

Retailer 11£710 GBP

Retailer 16£780 GBP

Retailer 18£813 GBP

Retailer 14£864 GBP

Retailer 7£1,082 GBP

Retailer 2£1,097 GBP

Retailer 9£1,120 GBP

Retailer 15£1,147 GBP

Retailer 5£1,545 GBP

Retailer 13£1,702 GBP

Retailer 20£1,850 GBP

Retailer 3£2,016 GBP

Retailer 10£2,195 GBP

Retailer 12£2,691 GBP

Retailer 21£2,702 GBP

Retailer 6£3,036 GBP

Retailer 8£3,888 GBP

Brilliant Earth£5,471 GBP

30 data points across 21 retailers

27 retailers£560 GBP to £5,471 GBP

Cheapest Retailer

£560 GBP

$750 USD

Retailer 2

£609 GBP

$816 USD

View

Retailer 3

£649 GBP

$870 USD

View

Retailer 4

£710 GBP

$951 USD

View

Final sale: no returns

Retailer 5

£780 GBP

$1,045 USD

View

Retailer 6

£813 GBP

View

Retailer 7

£864 GBP

$1,158 USD

View

Retailer 8

£927 GBP

HK$9,700 HKD

View

Retailer 9

£1,082 GBP

$1,450 USD

View

Retailer 10

£1,097 GBP

View

Retailer 11

£1,120 GBP

A$2,308 AUD

View

Retailer 12

£1,147 GBP

€1,464 EUR

View

Retailer 13

£1,340 GBP

$1,796 USD

View

Retailer 14

£1,545 GBP

$2,070 USD

View

B+

Retailer 15

£1,702 GBP

A$3,509 AUD

View

Retailer 16

£1,837 GBP

$2,462 USD

View

Price last confirmed 17 days ago

B+

Retailer 17

£1,850 GBP

ZAR 40,042 ZAR

View

B+

Retailer 18

£2,016 GBP

$2,701 USD

View

B+

Retailer 19

£2,183 GBP

$2,925 USD

View

B+

Retailer 20

£2,195 GBP

$2,941 USD

View

B+

Retailer 21

£2,560 GBP

$3,430 USD

View

B+

Retailer 22

£2,691 GBP

SGD 4,873 SGD

View

B+

Retailer 23

£2,702 GBP

View

Retailer 24

£3,036 GBP

A$6,259 AUD

View

Price last confirmed 24 days ago

Retailer 25

£3,888 GBP

$5,210 USD

View

Price last confirmed 17 days ago

Retailer 26

£4,971 GBP

$6,660 USD

View

Most Expensive

Brilliant Earth

15288266Y · Oct 31

£5,471 GBP

$7,330 USD

View

26 more retailers have this diamond

Prices start from £560 GBPSave up to £4,911 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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