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 $1,177 SGD

$921 USD

As of October 23, 2026

Save $2,798 SGD (70%) vs most expensive(unlock to see where)

32 retailers carry this diamond

Most expensive: $6,558 SGD 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 32 retailers as of October 23, 2026, with a 238% 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 23

Current: $6,558 SGD|Low: $738 SGD|High: $6,558 SGD|Avg: $2,215 SGD

Do Amore Diamonds

Retailer 2

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October 29, 2026

Retailer 7$738 SGD

Retailer 11$826 SGD

Retailer 14$904 SGD

Retailer 17$927 SGD

Retailer 3$1,080 SGD

Retailer 18$1,177 SGD

Retailer 16$1,190 SGD

Retailer 13$1,244 SGD

Retailer 9$1,429 SGD

Retailer 21$1,497 SGD

Retailer 25$1,540 SGD

Retailer 24$1,710 SGD

Retailer 23$1,720 SGD

Retailer 4$2,270 SGD

Retailer 22$2,351 SGD

Retailer 20$2,400 SGD

Retailer 10$2,657 SGD

Retailer 26$2,889 SGD

Retailer 19$2,942 SGD

Retailer 6$2,945 SGD

Retailer 5$3,043 SGD

Retailer 8$3,291 SGD

Retailer 12$3,463 SGD

Retailer 15$3,620 SGD

Retailer 2$3,976 SGD

Retailer 27$4,002 SGD

Do Amore Diamonds$6,558 SGD

39 data points across 27 retailers

32 retailers$1,177 SGD to $3,976 SGD

Retailer 1

$738 SGD

$577 USD

Price last confirmed 22 days ago

Retailer 2

$738 SGD

$577 USD

View

Price last confirmed 30 days ago

Retailer 3

$826 SGD

$646 USD

View

Price last confirmed 31 days ago

Retailer 4

$904 SGD

$707 USD

View

Price last confirmed 31 days ago

Retailer 5

$915 SGD

$716 USD

View

Price last confirmed 27 days ago

Retailer 6

$915 SGD

$716 USD

View

Price last confirmed 20 days ago

Retailer 7

$1,080 SGD

$845 USD

View

Price last confirmed 7 days ago

Retailer 8

$1,177 SGD

$921 USD

View

Retailer 9

$1,190 SGD

$931 USD

View

Price last confirmed 9 days ago

Retailer 10

$1,244 SGD

HK$7,600 HKD

View

Retailer 11

$1,429 SGD

$1,118 USD

View

Price last confirmed 9 days ago

Retailer 12

$1,497 SGD

£922 GBP

View

Price last confirmed 8 days ago

Retailer 13

$1,506 SGD

£928 GBP

View

Price last confirmed 15 days ago

Retailer 14

$1,710 SGD

A$2,058 AUD

View

Retailer 15

$1,720 SGD

ZAR 21,735 ZAR

View

Price last confirmed 11 days ago

Retailer 16

$2,270 SGD

$1,776 USD

View

Price last confirmed 8 days ago

Retailer 17

$2,351 SGD

A$2,829 AUD

View

Price last confirmed 9 days ago

Retailer 18

$2,400 SGD

$1,877 USD

View

Price last confirmed 8 days ago

Retailer 19

$2,657 SGD

$2,078 USD

View

Price last confirmed 20 days ago

Retailer 20

$2,657 SGD

$2,078 USD

View

Price last confirmed 8 days ago

Retailer 21

$2,657 SGD

$2,078 USD

View

Price last confirmed 30 days ago

Retailer 22

$2,889 SGD

$2,260 USD

View

Price last confirmed 12 days ago

Retailer 23

$2,942 SGD

£1,812 GBP

View

Price last confirmed 16 days ago

Retailer 24

$2,945 SGD

$2,304 USD

View

Price last confirmed 8 days ago

Retailer 25

$3,043 SGD

$2,380 USD

View

Price last confirmed 9 days ago

Retailer 26

$3,291 SGD

A$3,960 AUD

View

Price last confirmed 22 days ago

Retailer 27

$3,409 SGD

$2,667 USD

View

Price last confirmed 9 days ago

Retailer 28

$3,463 SGD

$2,709 USD

View

Price last confirmed 8 days ago

Retailer 29

$3,620 SGD

View

Price last confirmed 9 days ago

Retailer 30

$3,976 SGD

$3,110 USD

View

Retailer 31

$4,002 SGD

£2,465 GBP

View

Price last confirmed 9 days ago

Most Expensive

Do Amore Diamonds

27-B6C74168A · Oct 23

$6,558 SGD

$5,130 USD

View

Price last confirmed 7 days ago

31 more retailers have this diamond

Prices start from $1,177 SGDSave up to $2,798 SGD

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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