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Round|Lab Grown|IGI

1.54ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG770640751

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770640751

Diamond specifications and retailer prices

From $291 SGD
As of November 5, 2026
Save $1,346 SGD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,637 SGD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770640751 or 770640751. Listed at 20 retailers as of November 4, 2026, with prices from $291 to $1,637, a $1,346 spread on the same certified stone. Reve Diamonds lists it at $1,637. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770640751
Dimensions7.41 × 7.36 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.41 mm7.36 mm1.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770640751
Side View
Table 57.0%Crown 34.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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: Nov 5
Current: $660 SGD|Low: $277 SGD|High: $1,637 SGD|Avg: $765 SGD|+3.6%
Retailer 1
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
Retailer 17
Retailer 18
Reve Diamonds
November 6, 2026
Retailer 8$291 SGD
Retailer 12$331 SGD
Retailer 18$337 SGD
Retailer 4$360 SGD
Retailer 5$360 SGD
Retailer 2$571 SGD
Retailer 6$612 SGD
Retailer 11$617 SGD
Retailer 1$660 SGD
Retailer 15$680 SGD
Retailer 3$685 SGD
Retailer 17$745 SGD
Retailer 13$939 SGD
Retailer 10$1,137 SGD
Retailer 9$1,159 SGD
Retailer 14$1,162 SGD
Retailer 7$1,225 SGD
Retailer 16$1,445 SGD
Reve Diamonds$1,637 SGD

37 data points across 19 retailers

20 retailers$291 SGD to $1,637 SGD

A
Cheapest Retailer
-
$291 SGD
A
Retailer 2
-
$331 SGD
View
Final sale: no returns
A
Retailer 3
-
$337 SGD
View
A
Retailer 4
-
$360 SGD
View
Retailer 5
-
$360 SGD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$571 SGD
View
A
Retailer 7
-
$612 SGD
View
A
Retailer 8
-
$617 SGD
View
A
Retailer 9
-
$660 SGD
View
A
Retailer 10
-
$680 SGD
View
B+
Retailer 11
-
$685 SGD
View
B+
Retailer 12
-
$745 SGD
View
B+
Retailer 13
-
$939 SGD
View
B+
Retailer 14
-
$954 SGD
View
Retailer 15
-
$1,137 SGD
View
Price last confirmed 11 days ago
B
Retailer 16
-
$1,159 SGD
View
B
Retailer 17
-
$1,162 SGD
View
B
Retailer 18
-
$1,225 SGD
View
B
Retailer 19
-
$1,445 SGD
View
Most Expensive
B
Reve Diamonds
B6447E024 · Nov 4
$1,637 SGD
$1,282 USD
View
19 more retailers have this diamond
Prices start from $291 SGDSave up to $1,346 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 Round
$291 SGD