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Radiant|Lab Grown|IGI

1.05ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG645464809

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG645464809

Diamond specifications and retailer prices

From $254 SGD
$199 USD
As of October 30, 2026
Save $1,269 SGD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,442 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645464809 or 645464809. Listed at 21 retailers as of October 30, 2026, with a 499% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645464809
Dimensions7.04 × 5.07 × 3.30 mm
L/W Ratio1.39
Culet sizePointed
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
7.04 mm5.07 mm1.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645464809
Side View
Table 68.0%Crown 42.9°Girdle: STK-VTKPavilion 33.3°Culet: NoneDepth 65.1%

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: $2,442 SGD|Low: $244 SGD|High: $2,442 SGD|Avg: $891 SGD
Do Amore Diamonds
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
October 30, 2026
Retailer 3$254 SGD
Retailer 13$285 SGD
Retailer 4$316 SGD
Retailer 11$439 SGD
Retailer 5$449 SGD
Retailer 7$599 SGD
Retailer 2$648 SGD
Retailer 9$671 SGD
Retailer 12$1,019 SGD
Retailer 6$1,364 SGD
Retailer 10$1,393 SGD
Retailer 8$1,398 SGD
Retailer 14$1,523 SGD
Do Amore Diamonds$2,442 SGD

42 data points across 14 retailers

21 retailers$254 SGD to $1,523 SGD

A
Cheapest Retailer
-
$254 SGD
$199 USD
A
Retailer 2
-
$285 SGD
$223 USD
View
Final sale: no returns
A
Retailer 3
-
$295 SGD
$231 USD
View
A
Retailer 4
-
$316 SGD
$247 USD
View
A
Retailer 5
-
$316 SGD
$247 USD
View
A
Retailer 6
-
$345 SGD
$270 USD
View
A
Retailer 7
-
$424 SGD
$332 USD
View
Retailer 8
-
$439 SGD
£270 GBP
View
Price last confirmed 14 days ago
A
Retailer 9
-
$449 SGD
$351 USD
View
B+
Retailer 10
-
$599 SGD
ZAR 7,567 ZAR
View
B+
Retailer 11
-
$648 SGD
£399 GBP
View
Retailer 12
-
$671 SGD
$525 USD
View
Price last confirmed 12 days ago
B
Retailer 13
-
$884 SGD
£544 GBP
View
B
Retailer 14
-
$1,019 SGD
$797 USD
View
B
Retailer 15
-
$1,120 SGD
$876 USD
View
B
Retailer 16
-
$1,340 SGD
$1,048 USD
View
B
Retailer 17
-
$1,364 SGD
£840 GBP
View
Retailer 18
-
$1,393 SGD
$1,090 USD
View
Price last confirmed 9 days ago
B
Retailer 19
-
$1,398 SGD
£861 GBP
View
B
Retailer 20
-
$1,523 SGD
$1,191 USD
View
Most Expensive
Do Amore Diamonds
27-D1C98F187 · Oct 29
$2,442 SGD
$1,910 USD
View
Price under review
20 more retailers have this diamond
Prices start from $254 SGDSave up to $1,269 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 Radiant
$254 SGD