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Round|Lab Grown|IGI

1.03ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818661947

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818661947

Diamond specifications and retailer prices

From $321 SGD
$251 USD
As of October 30, 2026
Save $1,315 SGD (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,636 SGD at Brilliant Earth · As of October 30, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818661947 or 818661947. Listed at 22 retailers as of October 30, 2026, with prices from $321 to $1,636, a $1,315 spread on the same certified stone. Brilliant Earth lists it at $1,636. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818661947
Dimensions6.58 × 6.52 × 3.94 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
6.58 mm6.52 mm1.03 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818661947
Side View
Table 58.0%Crown 33.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
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 30
Current: $1,636 SGD|Low: $248 SGD|High: $1,854 SGD|Avg: $885 SGD|-11.7%
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
October 30, 2026
Retailer 3$321 SGD
Retailer 5$390 SGD
Retailer 11$501 SGD
Retailer 9$597 SGD
Retailer 12$612 SGD
Retailer 13$632 SGD
Retailer 7$663 SGD
Retailer 4$771 SGD
Retailer 2$923 SGD
Retailer 8$1,212 SGD
Retailer 10$1,435 SGD
Retailer 6$1,627 SGD
Brilliant Earth$1,636 SGD

34 data points across 13 retailers

22 retailers$321 SGD to $1,636 SGD

Retailer 1
-
$299 SGD
$234 USD
Price last confirmed 20 days ago
Retailer 2
-
$312 SGD
$244 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$321 SGD
$251 USD
View
Final sale: no returns
Retailer 4
-
$346 SGD
$271 USD
View
Price last confirmed 21 days ago
Retailer 5
-
$362 SGD
$283 USD
View
Price last confirmed 41 days ago
Retailer 6
-
$371 SGD
$290 USD
View
Price last confirmed 28 days ago
Retailer 7
-
$371 SGD
$290 USD
View
Price last confirmed 18 days ago
Retailer 8
-
$382 SGD
$299 USD
View
Price last confirmed 36 days ago
Retailer 9
-
$385 SGD
$301 USD
View
Price last confirmed 49 days ago
A
Retailer 10
-
$501 SGD
$392 USD
View
A
Retailer 11
-
$597 SGD
€445 EUR
View
A
Retailer 12
-
$612 SGD
ZAR 7,734 ZAR
View
A
Retailer 13
-
$632 SGD
$494 USD
View
A
Retailer 14
-
$663 SGD
£408 GBP
View
B+
Retailer 15
-
$771 SGD
$603 USD
View
B+
Retailer 16
-
$923 SGD
$722 USD
View
Retailer 17
-
$1,190 SGD
$931 USD
View
Price last confirmed 31 days ago
B
Retailer 18
-
$1,212 SGD
$948 USD
View
Retailer 19
-
$1,245 SGD
$974 USD
View
Price last confirmed 34 days ago
B+
Retailer 20
-
$1,435 SGD
£884 GBP
View
B
Retailer 21
-
$1,627 SGD
$1,273 USD
View
Most Expensive
B
Brilliant Earth
21241428A · Oct 30
$1,636 SGD
$1,280 USD
View
21 more retailers have this diamond
Prices start from $321 SGDSave up to $1,315 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
$321 SGD