Oval|Lab Grown|IGI

1.66ct E VVS1 Oval Lab Grown Diamond

ID • E/VVS1 • IGI LG804668337

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG804668337

Diamond specifications and retailer prices

From $2,920 USD

As of October 31, 2026

15 retailers carry this diamond

Most expensive: $2,920 USD at Brilliant Earth

View at Brilliant Earth

About this 1.66ct lab-grown oval diamond

This 1.66ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG804668337 or 804668337. Listed at 15 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66

Carat

Color

VVS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.1°

Pavilion angle40.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG804668337

Dimensions10.66 × 6.21 × 3.93 mm

L/W Ratio1.72

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 LG804668337

Side View

Caratlytics Score

How it works →

Good

Decent quality, room for better deals

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Price History

Last verified: Oct 31

Current: $2,920 USD|Low: $236 USD|High: $2,920 USD|Avg: $740 USD|+64.0%

Brilliant Earth

Retailer 2

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October 10, 2026

Retailer 8$239 USD

Retailer 7$308 USD

Retailer 10$308 USD

Retailer 18$438 USD

Retailer 20$520 USD

Retailer 5$524 USD

Retailer 3$527 USD

Retailer 2$720 USD

Retailer 12$725 USD

Retailer 15$735 USD

Retailer 19$771 USD

Retailer 16$779 USD

Retailer 21$790 USD

Retailer 9$991 USD

Retailer 14$1,023 USD

Retailer 11$1,159 USD

Retailer 4$1,247 USD

Retailer 13$1,253 USD

Retailer 6$1,485 USD

Retailer 17$1,598 USD

Brilliant Earth$2,920 USD

22 data points across 21 retailers

15 retailers

Retailer 1

$239 USD

Price last confirmed 28 days ago

Retailer 2

$292 USD

View

Price last confirmed 37 days ago

Retailer 3

$308 USD

View

Price last confirmed 25 days ago

Retailer 4

$308 USD

View

Price last confirmed 28 days ago

Retailer 5

$527 USD

ZAR 8,507 ZAR

View

Price last confirmed 25 days ago

Retailer 6

$709 USD

View

Price last confirmed 26 days ago

Retailer 7

$991 USD

View

Price last confirmed 25 days ago

Retailer 8

$1,023 USD

SGD 1,383 SGD

View

Price last confirmed 26 days ago

Retailer 9

$1,100 USD

View

Price last confirmed 26 days ago

Retailer 10

$1,159 USD

View

Price last confirmed 26 days ago

Retailer 11

$1,247 USD

£982 GBP

View

Price last confirmed 25 days ago

Retailer 12

$1,253 USD

View

Price last confirmed 23 days ago

Retailer 13

$1,485 USD

View

Price last confirmed 25 days ago

Retailer 14

$1,598 USD

View

Price last confirmed 24 days ago

Most Expensive

Brilliant Earth

21420807A · Oct 31

$2,920 USD

View

14 more retailers have this diamond

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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1.66ct Oval

$2,920 USD