Oval|Lab Grown|IGI

4.08ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG642447165

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG642447165

Diamond specifications and retailer prices

From $1,260 NZD

$710 USD

As of October 31, 2026

Save $6,831 NZD (84%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: $8,091 NZD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 4.08ct lab-grown oval diamond

This 4.08ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG642447165 or 642447165. Listed at 15 retailers as of October 29, 2026, with prices from $1,260 to $8,091, a $6,831 spread on the same certified stone. Brilliant Earth lists it at $8,091. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.08

Carat

Colour

SI1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.2°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG642447165

Dimensions13.43 × 8.95 × 5.51 mm

L/W Ratio1.50

Girdle conditionFaceted

Culet sizePointed

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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG642447165

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 31

Current: $8,091 NZD|Low: $813 NZD|High: $9,333 NZD|Avg: $2,397 NZD|-13.3%

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

October 31, 2026

Retailer 6$813 NZD

Retailer 14$846 NZD

Retailer 4$910 NZD

Retailer 7$995 NZD

Retailer 15$1,008 NZD

Retailer 2$1,260 NZD

Retailer 16$1,576 NZD

Retailer 9$1,669 NZD

Retailer 13$1,723 NZD

Retailer 5$1,742 NZD

Retailer 8$2,498 NZD

Retailer 11$2,709 NZD

Retailer 3$3,240 NZD

Retailer 10$3,707 NZD

Retailer 12$4,427 NZD

Brilliant Earth$8,091 NZD

40 data points across 16 retailers

15 retailers$1,260 NZD to $8,091 NZD

Retailer 1

$813 NZD

$458 USD

Price last confirmed 37 days ago

Retailer 2

$846 NZD

£375 GBP

View

Price last confirmed 14 days ago

Retailer 3

$910 NZD

$513 USD

View

Price last confirmed 35 days ago

Retailer 4

$995 NZD

$561 USD

View

Price last confirmed 33 days ago

Retailer 5

$1,008 NZD

$568 USD

View

Price last confirmed 18 days ago

Retailer 6

$1,260 NZD

$710 USD

View

B+

Retailer 7

$1,576 NZD

$888 USD

View

Retailer 8

$1,669 NZD

£741 GBP

View

Retailer 9

$1,742 NZD

$982 USD

View

B+

Retailer 10

$2,498 NZD

$1,408 USD

View

B+

Retailer 11

$2,709 NZD

$1,527 USD

View

Retailer 12

$3,240 NZD

$1,826 USD

View

Price last confirmed 33 days ago

Retailer 13

$3,707 NZD

£1,645 GBP

View

Retailer 14

$4,427 NZD

$2,495 USD

View

Price last confirmed 9 days ago

Most Expensive

Brilliant Earth

10763436A · Oct 29

$8,091 NZD

$4,560 USD

View

14 more retailers have this diamond

Prices start from $1,260 NZDSave up to $6,831 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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4.08ct Oval

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