Marquise|Lab Grown|IGI

1.58ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754508343

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508343

Diamond specifications and retailer prices

From $1,726 NZD

HK$7,600 HKD

As of October 30, 2026

Save $3,792 NZD (69%) vs most expensive(unlock to see where)

33 retailers carry this diamond

Most expensive: $9,102 NZD at Do Amore Diamonds · As of October 23, 2026

View at Do Amore Diamonds

About this 1.58ct lab-grown marquise diamond

This 1.58ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508343 or 754508343. Listed at 33 retailers as of October 28, 2026, with a 220% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.6°

Pavilion angle40°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754508343

Dimensions6.04 × 6.04 × 3.73 mm

L/W Ratio1.00

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 LG754508343

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 30

Current: $9,102 NZD|Low: $1,024 NZD|High: $9,102 NZD|Avg: $3,068 NZD

Do Amore Diamonds

Retailer 2

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Retailer 27

October 30, 2026

Retailer 7$1,024 NZD

Retailer 11$1,146 NZD

Retailer 14$1,254 NZD

Retailer 17$1,286 NZD

Retailer 3$1,499 NZD

Retailer 18$1,634 NZD

Retailer 16$1,652 NZD

Retailer 13$1,726 NZD

Retailer 9$1,984 NZD

Retailer 21$2,078 NZD

Retailer 25$2,137 NZD

Retailer 24$2,373 NZD

Retailer 23$2,387 NZD

Retailer 4$3,151 NZD

Retailer 22$3,263 NZD

Retailer 20$3,330 NZD

Retailer 10$3,687 NZD

Retailer 26$4,010 NZD

Retailer 19$4,083 NZD

Retailer 6$4,088 NZD

Retailer 5$4,223 NZD

Retailer 2$4,489 NZD

Retailer 8$4,567 NZD

Retailer 12$4,807 NZD

Retailer 15$5,025 NZD

Retailer 27$5,555 NZD

Do Amore Diamonds$9,102 NZD

39 data points across 27 retailers

33 retailers$1,726 NZD to $5,518 NZD

Retailer 1

$1,024 NZD

$577 USD

Price last confirmed 22 days ago

Retailer 2

$1,024 NZD

$577 USD

View

Price last confirmed 31 days ago

Retailer 3

$1,146 NZD

$646 USD

View

Price last confirmed 31 days ago

Retailer 4

$1,254 NZD

$707 USD

View

Price last confirmed 32 days ago

Retailer 5

$1,270 NZD

$716 USD

View

Price last confirmed 27 days ago

Retailer 6

$1,270 NZD

$716 USD

View

Price last confirmed 20 days ago

Retailer 7

$1,499 NZD

$845 USD

View

Price last confirmed 7 days ago

Retailer 8

$1,634 NZD

$921 USD

View

Price last confirmed 7 days ago

Retailer 9

$1,652 NZD

$931 USD

View

Price last confirmed 9 days ago

Retailer 10

$1,726 NZD

HK$7,600 HKD

View

Retailer 11

$1,984 NZD

$1,118 USD

View

Price last confirmed 9 days ago

Retailer 12

$2,078 NZD

£922 GBP

View

Price last confirmed 8 days ago

Retailer 13

$2,090 NZD

£928 GBP

View

Price last confirmed 15 days ago

Retailer 14

$2,373 NZD

A$2,058 AUD

View

Retailer 15

$2,387 NZD

ZAR 21,735 ZAR

View

Price last confirmed 11 days ago

Retailer 16

$3,151 NZD

$1,776 USD

View

Price last confirmed 9 days ago

Retailer 17

$3,263 NZD

A$2,829 AUD

View

Price last confirmed 9 days ago

Retailer 18

$3,330 NZD

$1,877 USD

View

Price last confirmed 9 days ago

Retailer 19

$3,687 NZD

$2,078 USD

View

Price last confirmed 20 days ago

Retailer 20

$3,687 NZD

$2,078 USD

View

Price last confirmed 8 days ago

Retailer 21

$3,687 NZD

$2,078 USD

View

Price last confirmed 30 days ago

Retailer 22

$4,010 NZD

$2,260 USD

View

Price last confirmed 12 days ago

Retailer 23

$4,083 NZD

£1,812 GBP

View

Price last confirmed 16 days ago

Retailer 24

$4,088 NZD

$2,304 USD

View

Price last confirmed 8 days ago

Retailer 25

$4,223 NZD

$2,380 USD

View

Price last confirmed 9 days ago

B+

Retailer 26

$4,489 NZD

$2,530 USD

View

Retailer 27

$4,567 NZD

A$3,960 AUD

View

Price last confirmed 22 days ago

Retailer 28

$4,732 NZD

$2,667 USD

View

Price last confirmed 9 days ago

Retailer 29

$4,807 NZD

$2,709 USD

View

Price last confirmed 8 days ago

Retailer 30

$5,025 NZD

SGD 3,827 SGD

View

Price last confirmed 9 days ago

Retailer 31

$5,518 NZD

$3,110 USD

View

Retailer 32

$5,555 NZD

£2,465 GBP

View

Price last confirmed 9 days ago

Most Expensive

Do Amore Diamonds

27-B6C74168A · Oct 23

$9,102 NZD

$5,130 USD

View

Price last confirmed 7 days ago

32 more retailers have this diamond

Prices start from $1,726 NZDSave up to $3,792 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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