Radiant|Lab Grown|IGI

2.80ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG813660735

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

Certificate IGI LG813660735

Diamond specifications and retailer prices

From $1,871 NZD

$1,051 USD

As of October 28, 2026

Save $4,875 NZD (72%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: $12,606 NZD at Brilliant Earth · As of October 18, 2026

View at Brilliant Earth

About this 2.8ct lab-grown radiant diamond

This 2.8ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813660735 or 813660735. Listed at 25 retailers as of October 28, 2026, with a 261% 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

2.80

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle41.8°

Pavilion angle39.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG813660735

Dimensions10.13 × 6.86 × 4.68 mm

L/W Ratio1.48

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG813660735

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 28

Current: $12,606 NZD|Low: $1,871 NZD|High: $12,606 NZD|Avg: $4,883 NZD

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

October 30, 2026

Retailer 4$1,871 NZD

Retailer 9$1,959 NZD

Retailer 13$2,332 NZD

Retailer 18$2,402 NZD

Retailer 14$2,831 NZD

Retailer 2$2,988 NZD

Retailer 3$3,139 NZD

Retailer 7$3,889 NZD

Retailer 8$4,644 NZD

Retailer 11$5,003 NZD

Retailer 17$5,346 NZD

Retailer 15$5,589 NZD

Retailer 5$5,877 NZD

Retailer 6$6,323 NZD

Retailer 12$6,612 NZD

Retailer 16$6,746 NZD

Retailer 10$7,435 NZD

Brilliant Earth$12,606 NZD

29 data points across 18 retailers

25 retailers$1,871 NZD to $6,746 NZD

Retailer 1

$1,759 NZD

$988 USD

Price last confirmed 27 days ago

Retailer 2

$1,871 NZD

$1,051 USD

View

Final sale: no returns

Retailer 3

$1,937 NZD

$1,088 USD

View

Price last confirmed 32 days ago

Retailer 4

$1,959 NZD

$1,100 USD

View

Price last confirmed 17 days ago

Retailer 5

$2,037 NZD

$1,144 USD

View

Price last confirmed 35 days ago

Retailer 6

$2,126 NZD

$1,194 USD

View

Price last confirmed 27 days ago

Retailer 7

$2,332 NZD

$1,310 USD

View

Retailer 8

$2,402 NZD

$1,349 USD

View

Retailer 9

$2,831 NZD

$1,590 USD

View

Retailer 10

$2,988 NZD

£1,321 GBP

View

Retailer 11

$3,139 NZD

€1,679 EUR

View

Retailer 12

$3,889 NZD

$2,184 USD

View

Retailer 13

$3,985 NZD

$2,238 USD

View

Price last confirmed 25 days ago

Retailer 14

$4,220 NZD

$2,370 USD

View

Price last confirmed 10 days ago

Retailer 15

$4,644 NZD

A$4,013 AUD

View

Price last confirmed 8 days ago

Retailer 16

$5,003 NZD

ZAR 45,394 ZAR

View

Retailer 17

$5,346 NZD

£2,364 GBP

View

B+

Retailer 18

$5,589 NZD

$3,139 USD

View

B+

Retailer 19

$5,877 NZD

$3,301 USD

View

B+

Retailer 20

$6,072 NZD

$3,410 USD

View

B+

Retailer 21

$6,323 NZD

$3,552 USD

View

B+

Retailer 22

$6,612 NZD

£2,924 GBP

View

B+

Retailer 23

$6,746 NZD

$3,789 USD

View

Retailer 24

$7,435 NZD

A$6,424 AUD

View

Price last confirmed 21 days ago

Most Expensive

Brilliant Earth

21212785A · Oct 18

$12,606 NZD

$7,080 USD

View

Price last confirmed 11 days ago

24 more retailers have this diamond

Prices start from $1,871 NZDSave up to $4,875 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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