Round|Lab Grown|IGI

1.91ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG804649846

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804649846

Diamond specifications and retailer prices

From $859 NZD

$484 USD

As of October 29, 2026

Save $5,493 NZD (86%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: $6,352 NZD at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 1.91ct lab-grown round diamond

This 1.91ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804649846 or 804649846. Listed at 23 retailers as of October 29, 2026, with prices from $859 to $6,352, a $5,493 spread on the same certified stone. Brilliant Earth lists it at $6,352. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG804649846

Dimensions8.14 × 8.09 × 4.78 mm

L/W Ratio1.01

Girdle conditionFaceted

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 LG804649846

Side View

Caratlytics Score

How it works →

A+

Exceptional

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: $6,352 NZD|Low: $859 NZD|High: $7,594 NZD|Avg: $2,840 NZD|-16.4%

Brilliant Earth

Retailer 2

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October 31, 2026

Retailer 5$859 NZD

Retailer 20$962 NZD

Retailer 17$1,002 NZD

Retailer 8$1,065 NZD

Retailer 12$1,166 NZD

Retailer 13$1,313 NZD

Retailer 6$1,506 NZD

Retailer 21$1,659 NZD

Retailer 2$1,747 NZD

Retailer 15$1,777 NZD

Retailer 16$1,828 NZD

Retailer 3$2,475 NZD

Retailer 4$2,693 NZD

Retailer 9$3,419 NZD

Retailer 7$3,470 NZD

Retailer 14$3,684 NZD

Retailer 19$3,722 NZD

Retailer 11$3,831 NZD

Retailer 18$4,446 NZD

Retailer 10$6,183 NZD

Brilliant Earth$6,352 NZD

25 data points across 21 retailers

23 retailers$859 NZD to $6,352 NZD

A+

Cheapest Retailer

$859 NZD

$484 USD

Retailer 2

$962 NZD

$542 USD

View

Retailer 3

$1,002 NZD

$565 USD

View

Final sale: no returns

Retailer 4

$1,065 NZD

$600 USD

View

Retailer 5

$1,166 NZD

$657 USD

View

Price last confirmed 14 days ago

Retailer 6

$1,313 NZD

$740 USD

View

Retailer 7

$1,506 NZD

$849 USD

View

Retailer 8

$1,659 NZD

$935 USD

View

Retailer 9

$1,747 NZD

£775 GBP

View

Retailer 10

$1,777 NZD

€954 EUR

View

Retailer 11

$1,828 NZD

ZAR 16,646 ZAR

View

B+

Retailer 12

$2,475 NZD

$1,395 USD

View

B+

Retailer 13

$2,693 NZD

$1,518 USD

View

Retailer 14

$3,224 NZD

$1,817 USD

View

Price last confirmed 45 days ago

B+

Retailer 15

$3,419 NZD

$1,927 USD

View

B+

Retailer 16

$3,470 NZD

$1,956 USD

View

B+

Retailer 17

$3,684 NZD

SGD 2,806 SGD

View

B+

Retailer 18

$3,722 NZD

$2,098 USD

View

B+

Retailer 19

$3,831 NZD

$2,159 USD

View

B+

Retailer 20

$3,980 NZD

$2,243 USD

View

B+

Retailer 21

$4,446 NZD

£1,973 GBP

View

Retailer 22

$6,183 NZD

$3,485 USD

View

Most Expensive

Brilliant Earth

21421010A · Oct 30

$6,352 NZD

$3,580 USD

View

22 more retailers have this diamond

Prices start from $859 NZDSave up to $5,493 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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