Heart|Lab Grown|IGI

1.69ct E VS2 Heart Lab Grown Diamond

EX • E/VS2 • IGI LG680509742

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG680509742

Diamond specifications and retailer prices

From £312 GBP

$416 USD

As of October 28, 2026

Save £1,184 GBP (79%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: £1,496 GBP at Taylor and Hart · As of October 29, 2026

View at Taylor and Hart

About this 1.69ct lab-grown heart diamond

This 1.69ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680509742 or 680509742. Listed at 14 retailers as of October 28, 2026, with prices from £312 to £1,496, a £1,184 spread on the same certified stone. Taylor and Hart lists it at £1,496. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.69

Carat

Colour

VS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.7°

Pavilion angle39.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG680509742

Dimensions7.51 × 8.16 × 4.89 mm

L/W Ratio1.09

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 LG680509742

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 28

Current: £625 GBP|Low: £197 GBP|High: £1,496 GBP|Avg: £788 GBP|+2.9%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Taylor and Hart

October 29, 2026

Retailer 12£197 GBP

Retailer 8£312 GBP

Retailer 2£487 GBP

Retailer 6£488 GBP

Retailer 10£553 GBP

Retailer 1£625 GBP

Retailer 4£667 GBP

Retailer 3£704 GBP

Retailer 7£1,017 GBP

Retailer 11£1,214 GBP

Retailer 9£1,310 GBP

Retailer 5£1,362 GBP

Taylor and Hart£1,496 GBP

41 data points across 13 retailers

14 retailers£312 GBP to £1,496 GBP

Retailer 1

£279 GBP

$372 USD

Price last confirmed 21 days ago

Retailer 2

£312 GBP

$416 USD

View

Final sale: no returns

Retailer 3

£324 GBP

$432 USD

View

Price last confirmed 30 days ago

Retailer 4

£347 GBP

$462 USD

View

Price last confirmed 26 days ago

B+

Retailer 5

£487 GBP

$649 USD

View

B+

Retailer 6

£488 GBP

$650 USD

View

B+

Retailer 7

£553 GBP

$737 USD

View

B+

Retailer 8

£625 GBP

View

Retailer 9

£1,017 GBP

$1,354 USD

View

Retailer 10

£1,114 GBP

$1,484 USD

View

Price last confirmed 29 days ago

Retailer 11

£1,214 GBP

SGD 2,185 SGD

View

Retailer 12

£1,310 GBP

$1,744 USD

View

Retailer 13

£1,362 GBP

View

Most Expensive

Taylor and Hart

5IM9H7C · Oct 29

£1,496 GBP

$1,993 USD

View

13 more retailers have this diamond

Prices start from £312 GBPSave up to £1,184 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.

Similar diamonds

1.69ct Heart

£312 GBP