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Radiant|Lab Grown|IGI

1.54ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG678584450

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

Certificate IGI LG678584450

Diamond specifications and retailer prices

From $262 SGD
$205 USD
As of October 30, 2026
Save $1,528 SGD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,790 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678584450 or 678584450. Listed at 20 retailers as of October 30, 2026, with prices from $262 to $1,790, a $1,528 spread on the same certified stone. Brilliant Earth lists it at $1,790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584450
Dimensions8.20 × 5.68 × 3.86 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.20 mm5.68 mm1.54 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678584450
Side View
Table 67.0%Crown 40.5°Girdle: Slightly ThickPavilion 36.1°Culet: NoneDepth 68.0%

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: $1,790 SGD|Low: $262 SGD|High: $2,135 SGD|Avg: $967 SGD|-16.2%
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
October 31, 2026
Retailer 4$262 SGD
Retailer 15$294 SGD
Retailer 11$326 SGD
Retailer 16$437 SGD
Retailer 9$599 SGD
Retailer 6$611 SGD
Retailer 3$646 SGD
Retailer 13$655 SGD
Retailer 2$840 SGD
Retailer 14$1,046 SGD
Retailer 8$1,147 SGD
Retailer 7$1,183 SGD
Retailer 10$1,296 SGD
Retailer 5$1,326 SGD
Retailer 12$1,529 SGD
Brilliant Earth$1,790 SGD

41 data points across 16 retailers

20 retailers$262 SGD to $1,790 SGD

A
Cheapest Retailer
-
$262 SGD
$205 USD
A
Retailer 2
-
$294 SGD
$230 USD
View
Final sale: no returns
A
Retailer 3
-
$326 SGD
$255 USD
View
Retailer 4
-
$331 SGD
$259 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$336 SGD
$263 USD
View
B+
Retailer 6
-
$437 SGD
$342 USD
View
A
Retailer 7
-
$599 SGD
£369 GBP
View
Retailer 8
-
$611 SGD
€455 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$646 SGD
$505 USD
View
A
Retailer 10
-
$655 SGD
$512 USD
View
B+
Retailer 11
-
$840 SGD
$657 USD
View
B+
Retailer 12
-
$1,046 SGD
$818 USD
View
Retailer 13
-
$1,133 SGD
A$1,364 AUD
View
Price last confirmed 141 days ago
Retailer 14
-
$1,147 SGD
$897 USD
View
Price last confirmed 12 days ago
Retailer 15
-
$1,183 SGD
$925 USD
View
Price last confirmed 12 days ago
B+
Retailer 16
-
$1,211 SGD
$947 USD
View
B
Retailer 17
-
$1,296 SGD
$1,014 USD
View
B
Retailer 18
-
$1,326 SGD
$1,037 USD
View
B
Retailer 19
-
$1,529 SGD
£942 GBP
View
Most Expensive
B
Brilliant Earth
17474289A · Oct 30
$1,790 SGD
$1,400 USD
View
19 more retailers have this diamond
Prices start from $262 SGDSave up to $1,528 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
1.54ct Radiant
$262 SGD