Oval|Lab Grown|IGI

3.11ct F IF Oval Lab Grown Diamond

ID • F/IF • IGI LG636476056

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG636476056

Diamond specifications and retailer prices

From $2,542 NZD

As of November 4, 2026

Save $10,177 NZD (80%) vs most expensive(unlock to see where)

26 retailers carry this diamond

Most expensive: $12,720 NZD at Brilliant Earth · As of November 4, 2026

View at Brilliant Earth

About this 3.11ct lab-grown oval diamond

This 3.11ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG636476056 or 636476056. Listed at 26 retailers as of November 4, 2026, with prices from $2,542 to $12,720, a $10,177 spread on the same certified stone. Brilliant Earth lists it at $12,720. 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

3.11

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.9°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG636476056

Dimensions11.82 × 8.40 × 5.09 mm

L/W Ratio1.41

Girdle conditionFaceted

Culet sizePointed

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 LG636476056

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: Nov 4

Current: $12,720 NZD|Low: $1,969 NZD|High: $17,917 NZD|Avg: $5,677 NZD|-29.0%

Brilliant Earth

Retailer 2

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November 4, 2026

Retailer 10$1,969 NZD

Retailer 17$2,173 NZD

Retailer 8$2,312 NZD

Retailer 6$2,542 NZD

Retailer 4$2,984 NZD

Retailer 13$3,064 NZD

Retailer 20$3,158 NZD

Retailer 22$4,116 NZD

Retailer 9$4,263 NZD

Retailer 2$4,309 NZD

Retailer 16$4,460 NZD

Retailer 18$4,538 NZD

Retailer 12$5,097 NZD

Retailer 11$5,460 NZD

Retailer 5$5,602 NZD

Retailer 21$6,738 NZD

Retailer 15$7,039 NZD

Retailer 7$7,355 NZD

Retailer 19$9,792 NZD

Retailer 3$10,539 NZD

Brilliant Earth$12,720 NZD

Retailer 14$13,713 NZD

36 data points across 22 retailers

26 retailers$2,542 NZD to $12,720 NZD

Retailer 1

$1,543 NZD

Price last confirmed 38 days ago

Retailer 2

$1,680 NZD

View

Price last confirmed 40 days ago

Retailer 3

$1,765 NZD

View

Price last confirmed 37 days ago

Retailer 4

$1,790 NZD

View

Price last confirmed 15 days ago

Retailer 5

$1,790 NZD

View

Price last confirmed 34 days ago

Retailer 6

$1,790 NZD

View

Price last confirmed 26 days ago

Retailer 7

$2,173 NZD

View

Price last confirmed 13 days ago

Retailer 8

$2,312 NZD

View

Price last confirmed 15 days ago

Retailer 9

$2,542 NZD

View

Retailer 10

$2,984 NZD

View

Price last confirmed 15 days ago

Retailer 11

$3,064 NZD

View

Price last confirmed 13 days ago

Retailer 12

$4,263 NZD

View

Price last confirmed 12 days ago

Retailer 13

$4,309 NZD

View

Retailer 14

$4,460 NZD

View

Price last confirmed 15 days ago

Retailer 15

$4,538 NZD

View

Price last confirmed 16 days ago

Retailer 16

$5,097 NZD

View

Price last confirmed 15 days ago

Retailer 17

$5,460 NZD

View

Price last confirmed 15 days ago

Retailer 18

$5,558 NZD

View

Price last confirmed 36 days ago

Retailer 19

$5,558 NZD

View

Price last confirmed 26 days ago

Retailer 20

$5,602 NZD

View

Price last confirmed 14 days ago

Retailer 21

$6,738 NZD

View

Price last confirmed 15 days ago

Retailer 22

$7,039 NZD

View

Price last confirmed 15 days ago

Retailer 23

$7,355 NZD

View

Price last confirmed 15 days ago

Retailer 24

$9,792 NZD

View

Price last confirmed 15 days ago

Retailer 25

$10,539 NZD

View

Price last confirmed 28 days ago

Most Expensive

Brilliant Earth

11576208B · Nov 4

$12,720 NZD

$7,170 USD

View

25 more retailers have this diamond

Prices start from $2,542 NZDSave up to $10,177 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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3.11ct Oval

$2,542 NZD