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Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG801631502

Shape and cutting style on the report: Round brilliant

Certificate IGI LG801631502

Diamond specifications and retailer prices

From $282 SGD
$220 USD
As of October 29, 2026
Save $2,102 SGD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,384 SGD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801631502 or 801631502. Listed at 23 retailers as of October 26, 2026, with prices from $282 to $2,384, a $2,102 spread on the same certified stone. Brilliant Earth lists it at $2,384. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801631502
Dimensions6.48 × 6.46 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.46 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801631502
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.8%

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 29
Current: $2,384 SGD|Low: $282 SGD|High: $2,615 SGD|Avg: $835 SGD|-8.8%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 22
October 29, 2026
Retailer 20$282 SGD
Retailer 3$314 SGD
Retailer 10$327 SGD
Retailer 4$350 SGD
Retailer 14$350 SGD
Retailer 8$394 SGD
Retailer 22$472 SGD
Retailer 17$567 SGD
Retailer 13$575 SGD
Retailer 18$600 SGD
Retailer 2$648 SGD
Retailer 6$651 SGD
Retailer 15$652 SGD
Retailer 19$854 SGD
Retailer 9$963 SGD
Retailer 7$1,123 SGD
Retailer 21$1,127 SGD
Retailer 12$1,191 SGD
Retailer 11$1,225 SGD
Retailer 16$1,408 SGD
Retailer 5$1,611 SGD
Brilliant Earth$2,384 SGD

24 data points across 22 retailers

23 retailers$282 SGD to $2,384 SGD

A
Cheapest Retailer
-
$282 SGD
$220 USD
A
Retailer 2
-
$314 SGD
$245 USD
View
Final sale: no returns
A
Retailer 3
-
$327 SGD
$255 USD
View
A
Retailer 4
-
$350 SGD
$273 USD
View
A
Retailer 5
-
$350 SGD
$273 USD
View
A
Retailer 6
-
$394 SGD
HK$2,400 HKD
View
A
Retailer 7
-
$472 SGD
$368 USD
View
A
Retailer 8
-
$567 SGD
£348 GBP
View
A
Retailer 9
-
$575 SGD
€427 EUR
View
A
Retailer 10
-
$600 SGD
ZAR 7,565 ZAR
View
A
Retailer 11
-
$648 SGD
£398 GBP
View
A
Retailer 12
-
$651 SGD
$508 USD
View
A
Retailer 13
-
$652 SGD
$509 USD
View
B+
Retailer 14
-
$854 SGD
A$1,025 AUD
View
B+
Retailer 15
-
$963 SGD
View
B+
Retailer 16
-
$1,123 SGD
$876 USD
View
B+
Retailer 17
-
$1,127 SGD
$879 USD
View
B+
Retailer 18
-
$1,191 SGD
$929 USD
View
B+
Retailer 19
-
$1,225 SGD
$956 USD
View
B+
Retailer 20
-
$1,408 SGD
£865 GBP
View
B
Retailer 21
-
$1,611 SGD
$1,257 USD
View
B
Retailer 22
-
$1,803 SGD
$1,407 USD
View
Most Expensive
B
Brilliant Earth
20216100A · Oct 26
$2,384 SGD
$1,860 USD
View
22 more retailers have this diamond
Prices start from $282 SGDSave up to $2,102 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
1.05ct Round
$282 SGD