Marquise|Lab Grown|IGI

1.77ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG628407568

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG628407568

Diamond specifications and retailer prices

From $1,345 SGD

HK$8,200 HKD

As of October 29, 2026

Save $5,717 SGD (81%) vs most expensive(unlock to see where)

29 retailers carry this diamond

Most expensive: $7,062 SGD at Do Amore Diamonds · As of October 23, 2026

View at Do Amore Diamonds

About this 1.77ct lab-grown marquise diamond

This 1.77ct 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 LG628407568 or 628407568. Listed at 29 retailers as of October 23, 2026, with prices from $1,345 to $7,062, a $5,717 spread on the same certified stone. Do Amore Diamonds lists it at $7,062. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.6°

Pavilion angle41.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG628407568

Dimensions12.86 × 6.19 × 3.94 mm

L/W Ratio2.08

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 LG628407568

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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

Price History

Last verified: Oct 29

Current: $7,062 SGD|Low: $796 SGD|High: $9,027 SGD|Avg: $3,401 SGD

Do Amore Diamonds

Retailer 2

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October 22, 2026

Retailer 10$796 SGD

Retailer 9$987 SGD

Retailer 3$1,002 SGD

Retailer 13$1,154 SGD

Retailer 22$1,265 SGD

Retailer 5$1,345 SGD

Retailer 8$1,448 SGD

Retailer 14$1,538 SGD

Retailer 19$1,573 SGD

Retailer 2$1,618 SGD

Retailer 17$1,852 SGD

Retailer 21$2,448 SGD

Retailer 11$2,595 SGD

Retailer 20$2,858 SGD

Retailer 7$3,147 SGD

Retailer 4$3,226 SGD

Retailer 23$3,656 SGD

Retailer 12$3,876 SGD

Retailer 6$3,886 SGD

Retailer 18$4,314 SGD

Retailer 16$5,137 SGD

Retailer 15$5,909 SGD

Do Amore Diamonds$7,062 SGD

35 data points across 23 retailers

29 retailers$1,345 SGD to $7,062 SGD

Retailer 1

$796 SGD

$621 USD

Price last confirmed 21 days ago

Retailer 2

$987 SGD

$770 USD

View

Price last confirmed 21 days ago

Retailer 3

$987 SGD

$770 USD

View

Price last confirmed 19 days ago

Retailer 4

$1,154 SGD

$900 USD

View

Price last confirmed 6 days ago

Retailer 5

$1,265 SGD

$987 USD

View

Price last confirmed 8 days ago

Retailer 6

$1,345 SGD

HK$8,200 HKD

View

Retailer 7

$1,448 SGD

$1,130 USD

View

Retailer 8

$1,538 SGD

$1,200 USD

View

Price last confirmed 8 days ago

Retailer 9

$1,573 SGD

€1,169 EUR

View

Price last confirmed 11 days ago

Retailer 10

$1,618 SGD

£994 GBP

View

Price last confirmed 8 days ago

Retailer 11

$1,852 SGD

ZAR 23,341 ZAR

View

Price last confirmed 10 days ago

Retailer 12

$1,940 SGD

$1,514 USD

View

Price last confirmed 30 days ago

Retailer 13

$2,111 SGD

$1,647 USD

View

Price last confirmed 31 days ago

Retailer 14

$2,220 SGD

$1,732 USD

View

Price last confirmed 31 days ago

B+

Retailer 15

$2,448 SGD

$1,910 USD

View

Price last confirmed 8 days ago

B+

Retailer 16

$2,595 SGD

$2,025 USD

View

Price last confirmed 8 days ago

B+

Retailer 17

$2,858 SGD

$2,230 USD

View

Price last confirmed 8 days ago

B+

Retailer 18

$2,863 SGD

$2,234 USD

View

Price last confirmed 19 days ago

B+

Retailer 19

$2,863 SGD

$2,234 USD

View

Price last confirmed 8 days ago

B+

Retailer 20

$3,147 SGD

$2,455 USD

View

Price last confirmed 7 days ago

B+

Retailer 21

$3,226 SGD

$2,517 USD

View

Price last confirmed 8 days ago

B+

Retailer 22

$3,656 SGD

$2,852 USD

View

Price last confirmed 8 days ago

B+

Retailer 23

$3,876 SGD

View

Price last confirmed 9 days ago

B+

Retailer 24

$3,886 SGD

A$4,664 AUD

View

Price last confirmed 21 days ago

Retailer 25

$4,314 SGD

£2,650 GBP

View

Price last confirmed 10 days ago

Retailer 26

$4,658 SGD

$3,634 USD

View

Price last confirmed 29 days ago

Retailer 27

$5,137 SGD

£3,156 GBP

View

Price last confirmed 23 days ago

Retailer 28

$5,909 SGD

$4,610 USD

View

Most Expensive

Do Amore Diamonds

27-E398F2DD7 · Oct 23

$7,062 SGD

$5,510 USD

View

28 more retailers have this diamond

Prices start from $1,345 SGDSave up to $5,717 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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1.77ct Marquise

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