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Asscher|Lab Grown|IGI

1.54ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG529258404

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG529258404

Diamond specifications and retailer prices

From $274 SGD
$214 USD
As of October 30, 2026
Save $1,337 SGD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,611 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.54ct lab-grown asscher diamond

This 1.54ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG529258404 or 529258404. Listed at 11 retailers as of October 30, 2026, with prices from $274 to $1,611, a $1,337 spread on the same certified stone. Brilliant Earth lists it at $1,611. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.54
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.3°
Pavilion angle46.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529258404
Dimensions6.29 × 6.14 × 4.30 mm
L/W Ratio1.02
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
6.29 mm6.14 mm1.54 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529258404
Side View
Table 64.5%Crown 28.3°Girdle: MediumPavilion 46.5°Culet: NoneDepth 70.0%

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: $1,611 SGD|Low: $228 SGD|High: $2,058 SGD|Avg: $835 SGD|-21.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 9$274 SGD
Retailer 3$355 SGD
Retailer 7$409 SGD
Retailer 8$546 SGD
Retailer 2$550 SGD
Retailer 6$634 SGD
Retailer 4$644 SGD
Retailer 11$922 SGD
Retailer 10$1,041 SGD
Retailer 5$1,421 SGD
Brilliant Earth$1,611 SGD

42 data points across 11 retailers

11 retailers$274 SGD to $1,611 SGD

A
Cheapest Retailer
-
$274 SGD
$214 USD
Final sale: no returns
A
Retailer 2
-
$355 SGD
$278 USD
View
B+
Retailer 3
-
$409 SGD
$320 USD
View
A
Retailer 4
-
$546 SGD
£336 GBP
View
A
Retailer 5
-
$550 SGD
£339 GBP
View
A
Retailer 6
-
$634 SGD
$496 USD
View
A
Retailer 7
-
$644 SGD
€480 EUR
View
B+
Retailer 8
-
$922 SGD
$721 USD
View
B
Retailer 9
-
$1,041 SGD
$814 USD
View
B
Retailer 10
-
$1,421 SGD
£875 GBP
View
Most Expensive
B
Brilliant Earth
14223675A · Oct 30
$1,611 SGD
$1,260 USD
View
10 more retailers have this diamond
Prices start from $274 SGDSave up to $1,337 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 Asscher
$274 SGD