Round|Lab Grown|IGI

7.03ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG617405625

Shape and cutting style on the report: Round brilliant

Certificate IGI LG617405625

Diamond specifications and retailer prices

From £1,011 GBP

$1,355 USD

As of October 31, 2026

Save £2,683 GBP (73%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: £3,694 GBP at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 7.03ct lab-grown round diamond

This 7.03ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG617405625 or 617405625. Listed at 14 retailers as of October 29, 2026, with prices from £1,011 to £3,694, a £2,683 spread on the same certified stone. Brilliant Earth lists it at £3,694. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

7.03

Carat

Colour

SI1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG617405625

Dimensions12.25 × 12.16 × 7.60 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG617405625

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31

Current: £3,694 GBP|Low: £746 GBP|High: £4,075 GBP|Avg: £1,708 GBP|-9.3%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

October 31, 2026

Retailer 3£746 GBP

Retailer 2£1,011 GBP

Retailer 7£1,052 GBP

Retailer 8£1,252 GBP

Retailer 4£1,264 GBP

Retailer 5£1,268 GBP

Retailer 11£1,405 GBP

Retailer 9£1,839 GBP

Retailer 10£1,999 GBP

Retailer 6£3,000 GBP

Brilliant Earth£3,694 GBP

35 data points across 11 retailers

14 retailers£1,011 GBP to £3,694 GBP

Retailer 1

£643 GBP

$862 USD

Price last confirmed 39 days ago

Retailer 2

£700 GBP

$938 USD

View

Price last confirmed 39 days ago

Retailer 3

£736 GBP

$986 USD

View

Price last confirmed 35 days ago

B+

Retailer 4

£1,011 GBP

$1,355 USD

View

Retailer 5

£1,052 GBP

View

Price last confirmed 16 days ago

B+

Retailer 6

£1,252 GBP

$1,677 USD

View

B+

Retailer 7

£1,264 GBP

View

B+

Retailer 8

£1,268 GBP

€1,618 EUR

View

B+

Retailer 9

£1,405 GBP

$1,882 USD

View

Retailer 10

£1,839 GBP

$2,464 USD

View

Retailer 11

£1,999 GBP

$2,679 USD

View

Retailer 12

£2,097 GBP

$2,810 USD

View

Price last confirmed 36 days ago

Retailer 13

£3,000 GBP

View

Most Expensive

Brilliant Earth

8988658A · Oct 29

£3,694 GBP

$4,950 USD

View

13 more retailers have this diamond

Prices start from £1,011 GBPSave up to £2,683 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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