Oval|Lab Grown|IGI

1.56ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG665445187

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG665445187

Diamond specifications and retailer prices

From $367 CAD

$262 USD

As of October 29, 2026

Save $4,210 CAD (92%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: $4,577 CAD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG665445187 or 665445187. Listed at 27 retailers as of October 29, 2026, with prices from $367 to $4,577, a $4,210 spread on the same certified stone. Brilliant Earth lists it at $4,577. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56

Carat

Color

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.1°

Pavilion angle38.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG665445187

Dimensions9.62 × 6.58 × 3.99 mm

L/W Ratio1.46

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 LG665445187

Side View

Caratlytics Score

How it works →

A+

Exceptional

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: $4,577 CAD|Low: $351 CAD|High: $4,577 CAD|Avg: $1,593 CAD

Brilliant Earth

Retailer 2

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October 29, 2026

Retailer 26$367 CAD

Retailer 25$424 CAD

Retailer 4$434 CAD

Retailer 3$453 CAD

Retailer 16$681 CAD

Retailer 6$711 CAD

Retailer 23$714 CAD

Retailer 24$823 CAD

Retailer 12$824 CAD

Retailer 22$861 CAD

Retailer 2$883 CAD

Retailer 14$990 CAD

Retailer 15$1,124 CAD

Retailer 8$1,160 CAD

Retailer 21$1,165 CAD

Retailer 5$1,394 CAD

Retailer 27$1,611 CAD

Retailer 10$1,786 CAD

Retailer 17$1,842 CAD

Retailer 9$1,942 CAD

Retailer 18$1,977 CAD

Retailer 13$2,019 CAD

Retailer 7$2,732 CAD

Retailer 11$3,247 CAD

Retailer 19$3,387 CAD

Retailer 20$3,878 CAD

Brilliant Earth$4,577 CAD

35 data points across 27 retailers

27 retailers$367 CAD to $4,577 CAD

A+

Cheapest Retailer

$367 CAD

$262 USD

Retailer 2

$424 CAD

$303 USD

View

Retailer 3

$434 CAD

$310 USD

View

Final sale: no returns

Retailer 4

$453 CAD

$324 USD

View

Retailer 5

$681 CAD

HK$3,800 HKD

View

Retailer 6

$711 CAD

$508 USD

View

Retailer 7

$714 CAD

$510 USD

View

Retailer 8

$823 CAD

€560 EUR

View

Retailer 9

$824 CAD

$589 USD

View

Retailer 10

$861 CAD

ZAR 9,936 ZAR

View

Retailer 11

$883 CAD

£497 GBP

View

Retailer 12

$990 CAD

A$1,088 AUD

View

Retailer 13

$1,124 CAD

$803 USD

View

Retailer 14

$1,160 CAD

$829 USD

View

Retailer 15

$1,165 CAD

A$1,281 AUD

View

B+

Retailer 16

$1,394 CAD

$996 USD

View

B+

Retailer 17

$1,611 CAD

$1,151 USD

View

B+

Retailer 18

$1,786 CAD

$1,276 USD

View

B+

Retailer 19

$1,842 CAD

$1,316 USD

View

B+

Retailer 20

$1,942 CAD

$1,387 USD

View

B+

Retailer 21

$1,977 CAD

SGD 1,909 SGD

View

B+

Retailer 22

$2,019 CAD

£1,136 GBP

View

Retailer 23

$2,732 CAD

A$3,003 AUD

View

Price last confirmed 24 days ago

Retailer 24

$3,247 CAD

$2,320 USD

View

Retailer 25

$3,387 CAD

$2,420 USD

View

Price last confirmed 31 days ago

Retailer 26

$3,878 CAD

$2,771 USD

View

Most Expensive

Brilliant Earth

13415281Y · Oct 29

$4,577 CAD

$3,270 USD

View

26 more retailers have this diamond

Prices start from $367 CADSave up to $4,210 CAD

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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