Round|Lab Grown|IGI

4.29ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754595507

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754595507

Diamond specifications and retailer prices

From $3,562 SGD

$2,786 USD

As of October 29, 2026

Save $14,783 SGD (81%) vs most expensive(unlock to see where)

27 retailers carry this diamond

Most expensive: $18,345 SGD at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 4.29ct lab-grown round diamond

This 4.29ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754595507 or 754595507. Listed at 27 retailers as of October 29, 2026, with prices from $3,562 to $18,345, a $14,783 spread on the same certified stone. Brilliant Earth lists it at $18,345. 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

4.29

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754595507

Dimensions10.45 × 10.51 × 6.41 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

HEARTS & ARROWS 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 LG754595507

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 29

Current: $18,345 SGD|Low: $3,562 SGD|High: $31,934 SGD|Avg: $9,305 SGD|-42.6%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

October 30, 2026

Retailer 13$3,562 SGD

Retailer 7$3,856 SGD

Retailer 8$4,500 SGD

Retailer 2$4,961 SGD

Retailer 18$5,273 SGD

Retailer 17$5,532 SGD

Retailer 3$5,548 SGD

Retailer 15$5,886 SGD

Retailer 4$6,448 SGD

Retailer 12$7,854 SGD

Retailer 16$7,917 SGD

Retailer 6$9,853 SGD

Retailer 14$9,931 SGD

Retailer 5$10,355 SGD

Retailer 11$12,875 SGD

Retailer 9$13,012 SGD

Retailer 10$14,254 SGD

Retailer 19$14,451 SGD

Brilliant Earth$18,345 SGD

35 data points across 19 retailers

27 retailers$3,562 SGD to $18,345 SGD

Retailer 1

$3,461 SGD

$2,707 USD

Price last confirmed 24 days ago

Retailer 2

$3,461 SGD

$2,707 USD

View

Price last confirmed 17 days ago

Retailer 3

$3,559 SGD

$2,784 USD

View

Price last confirmed 31 days ago

Retailer 4

$3,562 SGD

$2,786 USD

View

Final sale: no returns

Retailer 5

$3,689 SGD

$2,886 USD

View

Retailer 6

$3,689 SGD

$2,886 USD

View

Price last confirmed 28 days ago

Retailer 7

$3,856 SGD

$3,016 USD

View

Retailer 8

$4,072 SGD

$3,185 USD

View

Price last confirmed 31 days ago

Retailer 9

$4,295 SGD

$3,360 USD

View

Price last confirmed 37 days ago

Retailer 10

$4,500 SGD

HK$27,500 HKD

View

Retailer 11

$4,961 SGD

£3,056 GBP

View

Retailer 12

$5,273 SGD

$4,125 USD

View

Retailer 13

$5,532 SGD

$4,327 USD

View

Retailer 14

$5,548 SGD

$4,340 USD

View

Retailer 15

$5,675 SGD

$4,439 USD

View

Price last confirmed 30 days ago

Retailer 16

$5,886 SGD

€4,385 EUR

View

Retailer 17

$6,448 SGD

$5,044 USD

View

Retailer 18

$7,854 SGD

ZAR 99,250 ZAR

View

Retailer 19

$7,917 SGD

A$9,528 AUD

View

Price last confirmed 8 days ago

B+

Retailer 20

$9,853 SGD

$7,707 USD

View

B+

Retailer 21

$9,931 SGD

£6,117 GBP

View

B+

Retailer 22

$10,355 SGD

$8,100 USD

View

B+

Retailer 23

$12,875 SGD

$10,071 USD

View

B+

Retailer 24

$13,012 SGD

View

Retailer 25

$14,254 SGD

$11,150 USD

View

Retailer 26

$14,451 SGD

A$17,391 AUD

View

Price last confirmed 22 days ago

Most Expensive

Brilliant Earth

18146459A · Oct 30

$18,345 SGD

$14,350 USD

View

26 more retailers have this diamond

Prices start from $3,562 SGDSave up to $14,783 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.

Similar diamonds

4.29ct Round

$3,562 SGD