Radiant|Lab Grown|IGI

3.55ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG828616581

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

Certificate IGI LG828616581

Diamond specifications and retailer prices

From $912 NZD

$513 USD

As of November 2, 2026

Save $4,349 NZD (83%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $5,261 NZD at Rare Carat · As of November 1, 2026

View at Rare Carat

About this 3.55ct lab-grown radiant diamond

This 3.55ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828616581 or 828616581. Listed at 18 retailers as of November 1, 2026, with prices from $912 to $5,261, a $4,349 spread on the same certified stone. Rare Carat lists it at $5,261. 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

3.55

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.5°

Pavilion angle33.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG828616581

Dimensions10.64 × 7.38 × 4.88 mm

L/W Ratio1.44

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 LG828616581

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 2

Current: $2,454 NZD|Low: $912 NZD|High: $4,819 NZD|Avg: $2,422 NZD|+1.1%

Retailer 1

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

November 2, 2026

Retailer 10$912 NZD

Retailer 14$1,020 NZD

Retailer 3$1,130 NZD

Retailer 11$1,290 NZD

Retailer 6$1,377 NZD

Retailer 13$1,751 NZD

Retailer 2$1,752 NZD

Retailer 5$2,399 NZD

Retailer 1$2,454 NZD

Retailer 12$2,511 NZD

Retailer 9$2,917 NZD

Retailer 4$2,973 NZD

Retailer 7$3,304 NZD

Retailer 15$3,678 NZD

Retailer 8$4,214 NZD

Retailer 16$4,720 NZD

25 data points across 16 retailers

18 retailers$912 NZD to $5,261 NZD

Cheapest Retailer

$912 NZD

$513 USD

Retailer 2

$1,020 NZD

$574 USD

View

Retailer 3

$1,130 NZD

$636 USD

View

Retailer 4

$1,148 NZD

$646 USD

View

Price last confirmed 17 days ago

Retailer 5

$1,290 NZD

£571 GBP

View

Retailer 6

$1,377 NZD

$775 USD

View

Retailer 7

$1,751 NZD

£776 GBP

View

B+

Retailer 8

$1,752 NZD

$986 USD

View

Retailer 9

$2,399 NZD

A$2,077 AUD

View

Retailer 10

$2,454 NZD

ZAR 22,307 ZAR

View

Retailer 11

$2,511 NZD

$1,413 USD

View

B+

Retailer 12

$2,917 NZD

$1,641 USD

View

B+

Retailer 13

$2,973 NZD

$1,673 USD

View

B+

Retailer 14

$3,304 NZD

£1,464 GBP

View

B+

Retailer 15

$3,678 NZD

$2,069 USD

View

B+

Retailer 16

$4,214 NZD

$2,371 USD

View

Retailer 17

$4,720 NZD

£2,091 GBP

View

Most Expensive

Rare Carat

X-34_l_828616581 · Nov 1

$5,261 NZD

$2,960 USD

View

17 more retailers have this diamond

Prices start from $912 NZDSave up to $4,349 NZD

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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3.55ct Radiant

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