Marquise|Lab Grown|IGI

1.57ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG732556465

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG732556465

Diamond specifications and retailer prices

From $1,232 NZD

$693 USD

As of November 2, 2026

Save $4,509 NZD (79%) vs most expensive(unlock to see where)

29 retailers carry this diamond

Most expensive: $5,741 NZD at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 1.57ct lab-grown marquise diamond

This 1.57ct lab-grown marquise 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 LG732556465 or 732556465. Listed at 29 retailers as of November 2, 2026, with prices from $1,232 to $5,741, a $4,509 spread on the same certified stone. Brilliant Earth lists it at $5,741. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.7°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG732556465

Dimensions11.97 × 6.14 × 3.84 mm

L/W Ratio1.95

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG732556465

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: Nov 2

Current: $5,741 NZD|Low: $1,232 NZD|High: $8,122 NZD|Avg: $3,460 NZD|-29.3%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

November 2, 2026

Retailer 8$1,232 NZD

Retailer 5$1,340 NZD

Retailer 2$1,615 NZD

Retailer 17$1,661 NZD

Retailer 16$1,742 NZD

Retailer 6$2,076 NZD

Retailer 18$2,267 NZD

Retailer 11$2,288 NZD

Retailer 15$2,626 NZD

Retailer 14$2,632 NZD

Retailer 4$3,519 NZD

Retailer 13$3,557 NZD

Retailer 10$4,017 NZD

Retailer 9$4,442 NZD

Retailer 3$4,808 NZD

Retailer 12$5,609 NZD

Brilliant Earth$5,741 NZD

Retailer 7$6,494 NZD

30 data points across 18 retailers

29 retailers$1,232 NZD to $5,741 NZD

Cheapest Retailer

$1,232 NZD

$693 USD

Retailer 2

$1,340 NZD

$754 USD

View

Retailer 3

$1,379 NZD

$776 USD

View

Final sale: no returns

Retailer 4

$1,429 NZD

$804 USD

View

Retailer 5

$1,429 NZD

$804 USD

View

Price last confirmed 17 days ago

Retailer 6

$1,615 NZD

£715 GBP

View

Retailer 7

$1,661 NZD

HK$7,300 HKD

View

Retailer 8

$1,742 NZD

$980 USD

View

Retailer 9

$1,861 NZD

$1,047 USD

View

Retailer 10

$2,076 NZD

$1,168 USD

View

Retailer 11

$2,159 NZD

$1,215 USD

View

Retailer 12

$2,267 NZD

€1,215 EUR

View

Price last confirmed 8 days ago

Retailer 13

$2,288 NZD

£1,014 GBP

View

Retailer 14

$2,626 NZD

ZAR 23,869 ZAR

View

Retailer 15

$2,632 NZD

A$2,278 AUD

View

B+

Retailer 16

$3,519 NZD

$1,980 USD

View

B+

Retailer 17

$3,557 NZD

A$3,079 AUD

View

B+

Retailer 18

$4,017 NZD

$2,260 USD

View

Retailer 19

$4,377 NZD

$2,463 USD

View

Price last confirmed 56 days ago

B+

Retailer 20

$4,442 NZD

£1,968 GBP

View

B+

Retailer 21

$4,623 NZD

$2,601 USD

View

Retailer 22

$4,808 NZD

$2,705 USD

View

B+

Retailer 23

$4,873 NZD

$2,742 USD

View

Retailer 24

$4,917 NZD

$2,767 USD

View

Retailer 25

$4,926 NZD

$2,772 USD

View

Retailer 26

$5,056 NZD

£2,240 GBP

View

Retailer 27

$5,088 NZD

$2,863 USD

View

Retailer 28

$5,609 NZD

£2,485 GBP

View

Most Expensive

Brilliant Earth

15698475A · Nov 2

$5,741 NZD

$3,230 USD

View

28 more retailers have this diamond

Prices start from $1,232 NZDSave up to $4,509 NZD

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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