Oval|Lab Grown|IGI

1.91ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG811623207

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG811623207

Diamond specifications and retailer prices

From $745 NZD

$420 USD

As of October 29, 2026

Save $7,559 NZD (91%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: $8,304 NZD at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 1.91ct lab-grown oval diamond

This 1.91ct lab-grown oval 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 LG811623207 or 811623207. Listed at 23 retailers as of October 29, 2026, with prices from $745 to $8,304, a $7,559 spread on the same certified stone. Brilliant Earth lists it at $8,304. 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 angle36.4°

Pavilion angle39.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG811623207

Dimensions10.01 × 7.01 × 4.25 mm

L/W Ratio1.43

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 LG811623207

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: $8,304 NZD|Low: $745 NZD|High: $12,154 NZD|Avg: $2,615 NZD|-31.7%

Brilliant Earth

Retailer 2

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October 30, 2026

Retailer 3$745 NZD

Retailer 16$836 NZD

Retailer 20$836 NZD

Retailer 8$924 NZD

Retailer 10$924 NZD

Retailer 18$1,180 NZD

Retailer 9$1,379 NZD

Retailer 19$1,379 NZD

Retailer 11$1,458 NZD

Retailer 13$1,523 NZD

Retailer 17$1,588 NZD

Retailer 21$2,592 NZD

Retailer 6$2,812 NZD

Retailer 5$2,972 NZD

Retailer 14$3,031 NZD

Retailer 12$3,116 NZD

Retailer 7$3,192 NZD

Retailer 15$3,414 NZD

Retailer 2$3,439 NZD

Retailer 4$6,334 NZD

Brilliant Earth$8,304 NZD

24 data points across 21 retailers

23 retailers$745 NZD to $8,304 NZD

A+

Cheapest Retailer

$745 NZD

$420 USD

Retailer 2

$836 NZD

$471 USD

View

Final sale: no returns

Retailer 3

$836 NZD

$471 USD

View

Retailer 4

$924 NZD

$521 USD

View

Retailer 5

$924 NZD

$521 USD

View

Retailer 6

$1,180 NZD

$665 USD

View

Retailer 7

$1,379 NZD

€740 EUR

View

Retailer 8

$1,379 NZD

$777 USD

View

Retailer 9

$1,458 NZD

$822 USD

View

Retailer 10

$1,523 NZD

£676 GBP

View

Retailer 11

$1,588 NZD

ZAR 14,463 ZAR

View

Retailer 12

$2,296 NZD

$1,294 USD

View

Price last confirmed 15 days ago

B+

Retailer 13

$2,592 NZD

$1,461 USD

View

B+

Retailer 14

$2,812 NZD

$1,585 USD

View

B+

Retailer 15

$2,972 NZD

$1,675 USD

View

B+

Retailer 16

$3,031 NZD

$1,708 USD

View

B+

Retailer 17

$3,116 NZD

SGD 2,373 SGD

View

B+

Retailer 18

$3,192 NZD

$1,799 USD

View

B+

Retailer 19

$3,414 NZD

£1,515 GBP

View

B+

Retailer 20

$3,439 NZD

$1,938 USD

View

B+

Retailer 21

$3,460 NZD

$1,950 USD

View

Retailer 22

$6,334 NZD

$3,570 USD

View

Price last confirmed 12 days ago

Most Expensive

Brilliant Earth

21423019A · Oct 30

$8,304 NZD

$4,680 USD

View

22 more retailers have this diamond

Prices start from $745 NZDSave up to $7,559 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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