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Round|Lab Grown|IGI

1.03ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG818654351

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818654351

Diamond specifications and retailer prices

From $291 SGD
$227 USD
As of October 29, 2026
Save $1,657 SGD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,948 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654351 or 818654351. Listed at 15 retailers as of October 29, 2026, with prices from $291 to $1,948, a $1,657 spread on the same certified stone. Brilliant Earth lists it at $1,948. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654351
Dimensions6.48 × 6.44 × 4.00 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
6.48 mm6.44 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654351
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,948 SGD|Low: $291 SGD|High: $1,999 SGD|Avg: $925 SGD|-2.6%
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
October 29, 2026
Retailer 14$291 SGD
Retailer 15$326 SGD
Retailer 11$337 SGD
Retailer 5$361 SGD
Retailer 12$361 SGD
Retailer 2$607 SGD
Retailer 9$620 SGD
Retailer 13$684 SGD
Retailer 4$981 SGD
Retailer 6$1,160 SGD
Retailer 10$1,164 SGD
Retailer 3$1,227 SGD
Retailer 7$1,266 SGD
Retailer 8$1,454 SGD
Brilliant Earth$1,948 SGD

30 data points across 15 retailers

15 retailers$291 SGD to $1,948 SGD

A+
Cheapest Retailer
-
$291 SGD
$227 USD
A
Retailer 2
-
$326 SGD
$254 USD
View
Final sale: no returns
A
Retailer 3
-
$337 SGD
$263 USD
View
A
Retailer 4
-
$361 SGD
$282 USD
View
A
Retailer 5
-
$361 SGD
$282 USD
View
A
Retailer 6
-
$607 SGD
€451 EUR
View
A
Retailer 7
-
$620 SGD
ZAR 7,814 ZAR
View
A
Retailer 8
-
$684 SGD
$534 USD
View
B+
Retailer 9
-
$981 SGD
View
B+
Retailer 10
-
$1,160 SGD
$905 USD
View
B+
Retailer 11
-
$1,164 SGD
$908 USD
View
B+
Retailer 12
-
$1,227 SGD
$958 USD
View
B
Retailer 13
-
$1,257 SGD
$981 USD
View
B+
Retailer 14
-
$1,454 SGD
£893 GBP
View
Most Expensive
B
Brilliant Earth
21433651A · Oct 29
$1,948 SGD
$1,520 USD
View
14 more retailers have this diamond
Prices start from $291 SGDSave up to $1,657 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+
1.03ct Round
$291 SGD