Round|Lab Grown|IGI

1.40ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG781619157

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781619157

Diamond specifications and retailer prices

From $1,034 USD

As of October 29, 2026

Save $3,152 USD (75%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: $4,186 USD at Taylor and Hart · As of October 30, 2026

View at Taylor and Hart

About this 1.4ct lab-grown round diamond

This 1.4ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG781619157 or 781619157. Listed at 20 retailers as of October 29, 2026, with prices from $1,034 to $4,186, a $3,152 spread on the same certified stone. Taylor and Hart lists it at $4,186. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.8°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG781619157

Dimensions7.17 × 7.21 × 4.40 mm

L/W Ratio1.01

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 LG781619157

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

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

Price History

Last verified: Oct 29

Current: $1,125 USD|Low: $995 USD|High: $4,196 USD|Avg: $2,275 USD|-0.3%

Retailer 1

Retailer 2

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Retailer 19

Taylor and Hart

October 30, 2026

Retailer 16$1,034 USD

Retailer 1$1,125 USD

Retailer 17$1,158 USD

Retailer 8$1,202 USD

Retailer 9$1,202 USD

Retailer 5$1,375 USD

Retailer 15$1,382 USD

Retailer 10$1,398 USD

Retailer 4$1,702 USD

Retailer 12$1,715 USD

Retailer 14$1,730 USD

Retailer 3$2,118 USD

Retailer 19$2,205 USD

Retailer 11$2,254 USD

Retailer 7$2,290 USD

Retailer 6$3,340 USD

Retailer 13$3,855 USD

Retailer 2$4,019 USD

Retailer 18$4,089 USD

Taylor and Hart$4,186 USD

35 data points across 20 retailers

20 retailers$1,034 USD to $4,186 USD

B+

Cheapest Retailer

$1,034 USD

B+

Retailer 2

$1,125 USD

View

B+

Retailer 3

$1,158 USD

View

Final sale: no returns

Retailer 4

$1,202 USD

View

Price last confirmed 13 days ago

B+

Retailer 5

$1,202 USD

View

B+

Retailer 6

$1,375 USD

View

B+

Retailer 7

$1,382 USD

HK$10,800 HKD

View

B+

Retailer 8

$1,398 USD

View

Retailer 9

$1,702 USD

A$2,618 AUD

View

B+

Retailer 10

$1,715 USD

View

B+

Retailer 11

$1,730 USD

£1,362 GBP

View

Retailer 12

$2,118 USD

€2,017 EUR

View

B+

Retailer 13

$2,205 USD

ZAR 35,620 ZAR

View

Retailer 14

$2,254 USD

View

Retailer 15

$2,290 USD

View

Retailer 16

$3,340 USD

View

Retailer 17

$3,855 USD

View

Retailer 18

$4,019 USD

SGD 5,431 SGD

View

Retailer 19

$4,089 USD

£3,220 GBP

View

Most Expensive

Taylor and Hart

M0N37HE · Oct 30

$4,186 USD

View

19 more retailers have this diamond

Prices start from $1,034 USDSave up to $3,152 USD

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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