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Radiant|Lab Grown|IGI

1.54ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG683546124

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

Certificate IGI LG683546124

Diamond specifications and retailer prices

From $428 SGD
$334 USD
As of October 30, 2026
Save $5,684 SGD (93%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,112 SGD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG683546124 or 683546124. Listed at 25 retailers as of October 29, 2026, with prices from $428 to $6,112, a $5,684 spread on the same certified stone. Diamond Quarter lists it at $6,112. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683546124
Dimensions7.99 × 5.69 × 7.99 mm
L/W Ratio1.40
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
7.99 mm5.69 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683546124
Side View
Table 63.0%Crown 39.9°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 69.1%

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: $1,906 SGD|Low: $408 SGD|High: $4,537 SGD|Avg: $1,426 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
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Retailer 16
Retailer 17
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Retailer 22
October 30, 2026
Retailer 4$428 SGD
Retailer 22$497 SGD
Retailer 16$510 SGD
Retailer 7$531 SGD
Retailer 11$531 SGD
Retailer 20$724 SGD
Retailer 8$856 SGD
Retailer 6$861 SGD
Retailer 19$912 SGD
Retailer 12$951 SGD
Retailer 21$972 SGD
Retailer 18$1,237 SGD
Retailer 3$1,364 SGD
Retailer 9$1,382 SGD
Retailer 5$1,707 SGD
Retailer 13$1,763 SGD
Retailer 1$1,906 SGD
Retailer 15$1,957 SGD
Retailer 10$2,078 SGD
Retailer 17$2,139 SGD
Retailer 2$2,948 SGD
Retailer 14$4,537 SGD

35 data points across 22 retailers

25 retailers$428 SGD to $6,112 SGD

A
Cheapest Retailer
-
$428 SGD
$334 USD
A
Retailer 2
-
$497 SGD
$388 USD
View
A
Retailer 3
-
$510 SGD
$398 USD
View
Final sale: no returns
A
Retailer 4
-
$531 SGD
$414 USD
View
A
Retailer 5
-
$531 SGD
$414 USD
View
A
Retailer 6
-
$724 SGD
$565 USD
View
A
Retailer 7
-
$856 SGD
$668 USD
View
A
Retailer 8
-
$861 SGD
$672 USD
View
A
Retailer 9
-
$912 SGD
ZAR 11,499 ZAR
View
A
Retailer 10
-
$951 SGD
£584 GBP
View
A
Retailer 11
-
$972 SGD
€722 EUR
View
A
Retailer 12
-
$1,237 SGD
A$1,485 AUD
View
B+
Retailer 13
-
$1,364 SGD
$1,064 USD
View
B+
Retailer 14
-
$1,382 SGD
$1,078 USD
View
B+
Retailer 15
-
$1,707 SGD
$1,332 USD
View
B+
Retailer 16
-
$1,763 SGD
$1,375 USD
View
B+
Retailer 17
-
$1,906 SGD
A$2,288 AUD
View
B+
Retailer 18
-
$1,957 SGD
$1,527 USD
View
B+
Retailer 19
-
$1,988 SGD
$1,551 USD
View
B+
Retailer 20
-
$2,078 SGD
$1,621 USD
View
B+
Retailer 21
-
$2,139 SGD
£1,314 GBP
View
B
Retailer 22
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$2,363 SGD
$1,844 USD
View
Retailer 23
-
$2,948 SGD
$2,300 USD
View
Price last confirmed 11 days ago
B
Retailer 24
-
$4,537 SGD
$3,540 USD
View
Most Expensive
B
Diamond Quarter
1.54IFELG2432EDN · Oct 29
$6,112 SGD
£3,755 GBP
View
24 more retailers have this diamond
Prices start from $428 SGDSave up to $5,684 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
$428 SGD