Oval|Lab Grown|IGI

3.37ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG780665812

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780665812

Diamond specifications and retailer prices

From $1,698 SGD

$1,325 USD

As of October 29, 2026

Save $9,453 SGD (85%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: $22,173 SGD 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 LG780665812 or 780665812. 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 angle34.4°

Pavilion angle40°

OriginLab Grown

Grading LabIGI

CertificateIGI LG780665812

Dimensions12.36 × 8.39 × 5.14 mm

L/W Ratio1.47

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 LG780665812

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: $22,173 SGD|Low: $1,698 SGD|High: $22,853 SGD|Avg: $6,650 SGD|-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 2$1,698 SGD

Retailer 6$1,700 SGD

Retailer 5$2,326 SGD

Retailer 9$2,708 SGD

Retailer 4$3,035 SGD

Retailer 8$3,138 SGD

Retailer 10$3,480 SGD

Retailer 11$4,159 SGD

Retailer 3$5,777 SGD

Retailer 12$7,306 SGD

Retailer 7$11,151 SGD

Brilliant Earth$22,173 SGD

33 data points across 12 retailers

14 retailers$1,698 SGD to $11,151 SGD

A+

Cheapest Retailer

$1,698 SGD

$1,325 USD

A+

Retailer 2

$1,700 SGD

$1,326 USD

View

Retailer 3

$2,185 SGD

$1,705 USD

View

Price last confirmed 28 days ago

Retailer 4

$2,326 SGD

$1,815 USD

View

Retailer 5

$2,478 SGD

$1,933 USD

View

Price last confirmed 34 days ago

Retailer 6

$2,708 SGD

€2,012 EUR

View

Retailer 7

$3,138 SGD

$2,448 USD

View

Retailer 8

$3,480 SGD

$2,715 USD

View

Retailer 9

$4,007 SGD

$3,126 USD

View

Price last confirmed 29 days ago

Retailer 10

$4,159 SGD

$3,245 USD

View

Retailer 11

$5,777 SGD

£3,549 GBP

View

Price last confirmed 9 days ago

Retailer 12

$7,306 SGD

$5,700 USD

View

Price last confirmed 11 days ago

Retailer 13

$11,151 SGD

$8,700 USD

View

Most Expensive

Brilliant Earth

18577291Y · Oct 29

$22,173 SGD

$17,300 USD

View

Price under review

13 more retailers have this diamond

Prices start from $1,698 SGDSave up to $9,453 SGD

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

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