Round|Lab Grown|IGI

1.81ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG816615069

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816615069

Diamond specifications and retailer prices

From $1,767 SGD

$1,379 USD

As of October 23, 2026

20 retailers carry this diamond

Most expensive: $5,114 SGD at Brilliant Earth · As of October 22, 2026

View at Brilliant Earth

About this 1.81ct lab-grown round diamond

This 1.81ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615069 or 816615069. Listed at 20 retailers as of October 23, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.6°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG816615069

Dimensions7.82 × 7.76 × 4.83 mm

L/W Ratio1.01

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 LG816615069

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23

Current: $5,114 SGD|Low: $699 SGD|High: $5,127 SGD|Avg: $2,151 SGD|-0.3%

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

Retailer 17

Retailer 18

October 23, 2026

Retailer 13$699 SGD

Retailer 5$731 SGD

Retailer 18$749 SGD

Retailer 2$1,187 SGD

Retailer 16$1,195 SGD

Retailer 10$1,255 SGD

Retailer 4$1,282 SGD

Retailer 7$1,377 SGD

Retailer 11$1,735 SGD

Retailer 12$1,767 SGD

Retailer 3$2,404 SGD

Retailer 17$2,442 SGD

Retailer 15$2,571 SGD

Retailer 14$2,613 SGD

Retailer 9$2,683 SGD

Retailer 6$3,394 SGD

Retailer 8$4,198 SGD

Brilliant Earth$5,114 SGD

26 data points across 18 retailers

20 retailers

Retailer 1

$652 SGD

$509 USD

Price last confirmed 9 days ago

Retailer 2

$731 SGD

$570 USD

View

Price last confirmed 10 days ago

Retailer 3

$749 SGD

$584 USD

View

Price last confirmed 9 days ago

Retailer 4

$809 SGD

$631 USD

View

Price last confirmed 14 days ago

Retailer 5

$1,187 SGD

€882 EUR

View

Price last confirmed 7 days ago

Retailer 6

$1,195 SGD

£734 GBP

View

Price last confirmed 8 days ago

Retailer 7

$1,255 SGD

$979 USD

View

Price last confirmed 9 days ago

Retailer 8

$1,282 SGD

$1,000 USD

View

Price last confirmed 7 days ago

Retailer 9

$1,377 SGD

ZAR 17,358 ZAR

View

Price last confirmed 11 days ago

Retailer 10

$1,735 SGD

$1,354 USD

View

Price last confirmed 7 days ago

B+

Retailer 11

$1,767 SGD

$1,379 USD

View

Retailer 12

$2,255 SGD

$1,759 USD

View

Price last confirmed 44 days ago

Retailer 13

$2,404 SGD

$1,876 USD

View

Price last confirmed 9 days ago

Retailer 14

$2,442 SGD

$1,906 USD

View

Price last confirmed 8 days ago

Retailer 15

$2,571 SGD

View

Price last confirmed 8 days ago

Retailer 16

$2,613 SGD

$2,039 USD

View

Price last confirmed 8 days ago

Retailer 17

$2,683 SGD

$2,093 USD

View

Price last confirmed 8 days ago

Retailer 18

$3,394 SGD

£2,085 GBP

View

Price last confirmed 9 days ago

Retailer 19

$4,198 SGD

$3,275 USD

View

Price last confirmed 12 days ago

Most Expensive

Brilliant Earth

21421734A · Oct 22

$5,114 SGD

$3,990 USD

View

Price last confirmed 7 days ago

19 more retailers have this diamond

Prices start from $1,767 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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1.81ct Round

$1,767 SGD