Oval|Lab Grown|IGI

3.37ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG780666012

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780666012

Diamond specifications and retailer prices

From HK$10,396 HKD

$1,325 USD

As of October 29, 2026

Save HK$57,867 HKD (85%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: HK$135,743 HKD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 3.37ct lab-grown oval diamond

This 3.37ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780666012 or 780666012. Listed at 14 retailers as of October 29, 2026, with a 557% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.37

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.4°

Pavilion angle39.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG780666012

Dimensions11.94 × 8.53 × 5.21 mm

L/W Ratio1.40

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 LG780666012

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: HK$135,743 HKD|Low: HK$10,396 HKD|High: HK$139,901 HKD|Avg: HK$40,774 HKD|-3.0%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

October 28, 2026

Retailer 2HK$10,396 HKD

Retailer 6HK$10,404 HKD

Retailer 5HK$14,241 HKD

Retailer 9HK$16,576 HKD

Retailer 4HK$18,580 HKD

Retailer 8HK$19,208 HKD

Retailer 10HK$21,303 HKD

Retailer 11HK$25,461 HKD

Retailer 3HK$35,366 HKD

Retailer 12HK$44,724 HKD

Retailer 7HK$68,264 HKD

Brilliant EarthHK$135,743 HKD

33 data points across 12 retailers

14 retailersHK$10,396 HKD to HK$68,264 HKD

A+

Cheapest Retailer

HK$10,396 HKD

$1,325 USD

A+

Retailer 2

HK$10,404 HKD

$1,326 USD

View

Retailer 3

HK$13,378 HKD

$1,705 USD

View

Price last confirmed 28 days ago

Retailer 4

HK$14,241 HKD

$1,815 USD

View

Retailer 5

HK$15,167 HKD

$1,933 USD

View

Price last confirmed 34 days ago

Retailer 6

HK$16,576 HKD

€2,012 EUR

View

Retailer 7

HK$19,208 HKD

$2,448 USD

View

Retailer 8

HK$21,303 HKD

$2,715 USD

View

Retailer 9

HK$24,528 HKD

$3,126 USD

View

Price last confirmed 29 days ago

Retailer 10

HK$25,461 HKD

$3,245 USD

View

Retailer 11

HK$35,366 HKD

£3,549 GBP

View

Price last confirmed 9 days ago

Retailer 12

HK$44,724 HKD

$5,700 USD

View

Price last confirmed 11 days ago

Retailer 13

HK$68,264 HKD

$8,700 USD

View

Most Expensive

Brilliant Earth

18577639Y · Oct 29

HK$135,743 HKD

$17,300 USD

View

Price under review

13 more retailers have this diamond

Prices start from HK$10,396 HKDSave up to HK$57,867 HKD

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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A+

3.37ct Oval

HK$10,396 HKD