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Round|Lab Grown|IGI

1.99ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG818654304

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818654304

Diamond specifications and retailer prices

From $658 SGD
$515 USD
As of October 29, 2026
Save $4,110 SGD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,768 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.99ct lab-grown round diamond

This 1.99ct 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 LG818654304 or 818654304. Listed at 20 retailers as of October 29, 2026, with prices from $658 to $4,768, a $4,110 spread on the same certified stone. Brilliant Earth lists it at $4,768. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654304
Dimensions8.02 × 7.98 × 5.00 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
Top View
8.02 mm7.98 mm1.99 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654304
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.5%

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: $4,768 SGD|Low: $658 SGD|High: $5,702 SGD|Avg: $2,444 SGD|-16.4%
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
Retailer 19
October 30, 2026
Retailer 5$658 SGD
Retailer 18$736 SGD
Retailer 6$766 SGD
Retailer 9$816 SGD
Retailer 17$991 SGD
Retailer 12$1,260 SGD
Retailer 3$1,267 SGD
Retailer 14$1,354 SGD
Retailer 15$1,402 SGD
Retailer 16$1,902 SGD
Retailer 4$2,102 SGD
Retailer 10$2,145 SGD
Retailer 8$2,654 SGD
Retailer 7$2,803 SGD
Retailer 19$2,926 SGD
Retailer 2$3,107 SGD
Retailer 13$3,424 SGD
Retailer 11$4,647 SGD
Brilliant Earth$4,768 SGD

28 data points across 19 retailers

20 retailers$658 SGD to $4,768 SGD

A+
Cheapest Retailer
-
$658 SGD
$515 USD
A
Retailer 2
-
$736 SGD
$576 USD
View
A
Retailer 3
-
$766 SGD
$599 USD
View
Final sale: no returns
A
Retailer 4
-
$816 SGD
$638 USD
View
Retailer 5
-
$882 SGD
$690 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$991 SGD
$775 USD
View
A
Retailer 7
-
$1,260 SGD
£776 GBP
View
A
Retailer 8
-
$1,267 SGD
$991 USD
View
A
Retailer 9
-
$1,354 SGD
€1,009 EUR
View
A
Retailer 10
-
$1,402 SGD
ZAR 17,717 ZAR
View
B+
Retailer 11
-
$1,902 SGD
$1,488 USD
View
B+
Retailer 12
-
$2,102 SGD
$1,644 USD
View
B+
Retailer 13
-
$2,145 SGD
$1,678 USD
View
B+
Retailer 14
-
$2,654 SGD
$2,076 USD
View
B+
Retailer 15
-
$2,803 SGD
View
B+
Retailer 16
-
$2,926 SGD
$2,289 USD
View
B+
Retailer 17
-
$3,107 SGD
$2,430 USD
View
B+
Retailer 18
-
$3,424 SGD
£2,109 GBP
View
Retailer 19
-
$4,647 SGD
$3,635 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
21434468A · Oct 30
$4,768 SGD
$3,730 USD
View
19 more retailers have this diamond
Prices start from $658 SGDSave up to $4,110 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.

A+
1.99ct Round
$658 SGD