Radiant|Lab Grown|IGI

16.28ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG603344368

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

Certificate IGI LG603344368

Diamond specifications and retailer prices

From $3,805 SGD

$2,976 USD

As of October 27, 2026

Save $27,325 SGD (88%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $31,129 SGD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 16.28ct lab-grown radiant diamond

This 16.28ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG603344368 or 603344368. Listed at 16 retailers as of October 27, 2026, with prices from $3,805 to $31,129, a $27,325 spread on the same certified stone. Brilliant Earth lists it at $31,129. 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

16.28

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle43.2°

Pavilion angle35°

OriginLab Grown

Grading LabIGI

CertificateIGI LG603344368

Dimensions18.30 × 12.20 × 8.37 mm

L/W Ratio1.50

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG603344368

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 27

Current: $31,129 SGD|Low: $3,563 SGD|High: $32,088 SGD|Avg: $8,758 SGD|-3.0%

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

October 28, 2026

Retailer 12$3,563 SGD

Retailer 13$3,805 SGD

Retailer 9$4,139 SGD

Retailer 3$4,414 SGD

Retailer 4$4,414 SGD

Retailer 6$5,160 SGD

Retailer 14$5,515 SGD

Retailer 2$5,929 SGD

Retailer 15$6,028 SGD

Retailer 10$6,342 SGD

Retailer 5$6,860 SGD

Retailer 8$7,667 SGD

Retailer 11$8,284 SGD

Retailer 7$18,954 SGD

Brilliant Earth$31,129 SGD

33 data points across 15 retailers

16 retailers$3,805 SGD to $31,129 SGD

Retailer 1

$3,563 SGD

£2,195 GBP

Price last confirmed 16 days ago

Retailer 2

$3,805 SGD

$2,976 USD

View

Retailer 3

$4,139 SGD

$3,238 USD

View

Retailer 4

$4,414 SGD

$3,453 USD

View

Price last confirmed 7 days ago

Retailer 5

$4,414 SGD

$3,453 USD

View

Our latest check could not confirm this price

Retailer 6

$5,160 SGD

$4,036 USD

View

Retailer 7

$5,515 SGD

$4,314 USD

View

Price last confirmed 7 days ago

Retailer 8

$5,929 SGD

£3,652 GBP

View

Retailer 9

$6,028 SGD

$4,715 USD

View

Retailer 10

$6,117 SGD

£3,767 GBP

View

Price last confirmed 20 days ago

Retailer 11

$6,342 SGD

$4,961 USD

View

Retailer 12

$6,860 SGD

$5,366 USD

View

Retailer 13

$7,667 SGD

€5,712 EUR

View

Price last confirmed 9 days ago

Retailer 14

$15,367 SGD

$12,020 USD

View

Price last confirmed 14 days ago

Retailer 15

$18,954 SGD

$14,826 USD

View

Most Expensive

Brilliant Earth

8399061A · Oct 29

$31,129 SGD

$24,350 USD

View

15 more retailers have this diamond

Prices start from $3,805 SGDSave up to $27,325 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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16.28ct Radiant

$3,805 SGD