Marquise|Lab Grown|IGI

4.02ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754507865

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754507865

Diamond specifications and retailer prices

From $10,182 SGD

$7,965 USD

As of October 28, 2026

Save $8,533 SGD (46%) vs most expensive(unlock to see where)

31 retailers carry this diamond

Most expensive: $48,700 SGD at Taylor and Hart · As of October 20, 2026

View at Taylor and Hart

About this 4.02ct lab-grown marquise diamond

This 4.02ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754507865 or 754507865. Listed at 31 retailers as of October 28, 2026, with a 84% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.02

Carat

Colour

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.3°

Pavilion angle40.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754507865

Dimensions16.37 × 8.43 × 5.16 mm

L/W Ratio1.94

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 LG754507865

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 28

Current: $18,716 SGD|Low: $9,116 SGD|High: $79,465 SGD|Avg: $26,991 SGD|-2.1%

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Taylor and Hart

October 31, 2026

Retailer 20$10,240 SGD

Retailer 16$11,255 SGD

Retailer 8$12,734 SGD

Retailer 10$12,826 SGD

Retailer 22$13,651 SGD

Retailer 3$14,599 SGD

Retailer 2$15,769 SGD

Retailer 23$16,170 SGD

Retailer 11$17,473 SGD

Retailer 1$18,716 SGD

Retailer 17$20,017 SGD

Retailer 13$23,360 SGD

Retailer 21$25,750 SGD

Retailer 7$26,206 SGD

Retailer 6$27,019 SGD

Retailer 19$27,424 SGD

Retailer 15$27,769 SGD

Retailer 18$34,326 SGD

Retailer 12$35,658 SGD

Retailer 4$40,652 SGD

Retailer 14$45,225 SGD

Taylor and Hart$48,700 SGD

Retailer 9$60,973 SGD

Retailer 5$79,465 SGD

31 data points across 24 retailers

31 retailers$10,182 SGD to $18,716 SGD

Cheapest Retailer

$10,182 SGD

$7,965 USD

Retailer 2

$10,240 SGD

$8,010 USD

View

Price last confirmed 10 days ago

Retailer 3

$11,255 SGD

$8,804 USD

View

Price last confirmed 8 days ago

Retailer 4

$12,734 SGD

$9,961 USD

View

Price last confirmed 10 days ago

Retailer 5

$12,734 SGD

$9,961 USD

View

Price last confirmed 23 days ago

Retailer 6

$12,734 SGD

$9,961 USD

View

Price last confirmed 32 days ago

Retailer 7

$12,826 SGD

$10,033 USD

View

Price last confirmed 10 days ago

Retailer 8

$13,244 SGD

$10,360 USD

View

Price last confirmed 33 days ago

Retailer 9

$13,651 SGD

£8,408 GBP

View

Price last confirmed 15 days ago

Retailer 10

$14,569 SGD

$11,396 USD

View

Price last confirmed 33 days ago

Retailer 11

$14,599 SGD

$11,420 USD

View

Price last confirmed 9 days ago

Retailer 12

$14,772 SGD

$11,555 USD

View

Price last confirmed 29 days ago

Retailer 13

$14,772 SGD

$11,555 USD

View

Price last confirmed 21 days ago

Retailer 14

$15,281 SGD

$11,953 USD

View

Price last confirmed 10 days ago

Retailer 15

$15,281 SGD

$11,953 USD

View

Price last confirmed 21 days ago

Retailer 16

$15,281 SGD

$11,953 USD

View

Price last confirmed 31 days ago

Retailer 17

$15,769 SGD

$12,335 USD

View

Price last confirmed 11 days ago

Retailer 18

$16,170 SGD

$12,649 USD

View

Price last confirmed 10 days ago

B+

Retailer 19

$18,716 SGD

$14,640 USD

View

Retailer 20

$20,017 SGD

£12,329 GBP

View

Price last confirmed 11 days ago

Retailer 21

$23,360 SGD

£14,388 GBP

View

Price last confirmed 10 days ago

Retailer 22

$25,750 SGD

£15,860 GBP

View

Price last confirmed 10 days ago

Retailer 23

$26,206 SGD

A$31,537 AUD

View

Price last confirmed 23 days ago

Retailer 24

$27,019 SGD

$21,135 USD

View

Price last confirmed 9 days ago

Retailer 25

$34,326 SGD

ZAR 433,777 ZAR

View

Price last confirmed 12 days ago

Retailer 26

$35,658 SGD

A$42,912 AUD

View

Price last confirmed 9 days ago

Retailer 27

$40,652 SGD

$31,799 USD

View

Price last confirmed 11 days ago

Retailer 28

$45,225 SGD

$35,376 USD

View

Price last confirmed 10 days ago

Most Expensive

Taylor and Hart

CAYX2TK · Oct 20

$48,700 SGD

$38,094 USD

View

Price last confirmed 11 days ago

28 more retailers have this diamond

Prices start from $10,182 SGDSave up to $8,533 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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