Radiant|Lab Grown|IGI

15.03ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG782648478

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG782648478

Diamond specifications and retailer prices

From $4,289 SGD

HK$26,200 HKD

As of November 1, 2026

Save $15,022 SGD (78%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: $19,311 SGD at Brilliant Earth · As of November 1, 2026

View at Brilliant Earth

About this 15.03ct lab-grown radiant diamond

This 15.03ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782648478 or 782648478. Listed at 21 retailers as of November 1, 2026, with prices from $4,289 to $19,311, a $15,022 spread on the same certified stone. Brilliant Earth lists it at $19,311. 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

15.03

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle48.4°

Pavilion angle34.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG782648478

Dimensions17.85 × 11.71 × 7.79 mm

L/W Ratio1.52

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG782648478

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: Nov 1

Current: $19,311 SGD|Low: $3,049 SGD|High: $19,311 SGD|Avg: $7,903 SGD

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

Retailer 20

Retailer 21

Retailer 22

November 2, 2026

Retailer 9$3,049 SGD

Retailer 6$3,256 SGD

Retailer 4$3,543 SGD

Retailer 15$3,645 SGD

Retailer 8$3,777 SGD

Retailer 3$3,779 SGD

Retailer 17$4,289 SGD

Retailer 12$4,430 SGD

Retailer 20$5,069 SGD

Retailer 2$5,112 SGD

Retailer 5$5,191 SGD

Retailer 13$5,606 SGD

Retailer 21$5,824 SGD

Retailer 10$5,885 SGD

Retailer 22$7,009 SGD

Retailer 7$8,031 SGD

Retailer 11$10,584 SGD

Retailer 14$13,176 SGD

Retailer 18$13,716 SGD

Retailer 19$18,153 SGD

Retailer 16$18,247 SGD

Brilliant Earth$19,311 SGD

29 data points across 22 retailers

21 retailers$4,289 SGD to $19,311 SGD

Retailer 1

$3,049 SGD

£1,877 GBP

Price last confirmed 16 days ago

Retailer 2

$3,256 SGD

$2,546 USD

View

Price last confirmed 10 days ago

Retailer 3

$3,543 SGD

$2,770 USD

View

Price last confirmed 9 days ago

Retailer 4

$3,777 SGD

$2,953 USD

View

Price last confirmed 8 days ago

Retailer 5

$3,779 SGD

$2,955 USD

View

Price last confirmed 5 days ago

Retailer 6

$4,289 SGD

HK$26,200 HKD

View

Retailer 7

$4,430 SGD

$3,464 USD

View

Price last confirmed 7 days ago

Retailer 8

$5,069 SGD

£3,121 GBP

View

Retailer 9

$5,112 SGD

$3,997 USD

View

Retailer 10

$5,191 SGD

$4,059 USD

View

Price last confirmed 8 days ago

Retailer 11

$5,606 SGD

€4,175 EUR

View

Retailer 12

$5,824 SGD

ZAR 73,571 ZAR

View

Price last confirmed 8 days ago

Retailer 13

$5,885 SGD

$4,602 USD

View

Price last confirmed 7 days ago

Retailer 14

$7,009 SGD

A$8,432 AUD

View

Price last confirmed 11 days ago

B+

Retailer 15

$8,031 SGD

$6,280 USD

View

Retailer 16

$10,584 SGD

$8,276 USD

View

Price last confirmed 8 days ago

Retailer 17

$13,176 SGD

$10,303 USD

View

Price last confirmed 7 days ago

Retailer 18

$13,716 SGD

A$16,500 AUD

View

Retailer 19

$18,153 SGD

$14,194 USD

View

Retailer 20

$18,247 SGD

$14,268 USD

View

Most Expensive

Brilliant Earth

18445082A · Nov 1

$19,311 SGD

$15,100 USD

View

20 more retailers have this diamond

Prices start from $4,289 SGDSave up to $15,022 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

15.03ct Radiant

$4,289 SGD