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Round|Lab Grown|IGI

1.54ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG778657770

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778657770

Diamond specifications and retailer prices

From $265 SGD
As of November 3, 2026
Save $1,131 SGD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,397 SGD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778657770 or 778657770. Listed at 21 retailers as of November 3, 2026, with prices from $265 to $1,397, a $1,131 spread on the same certified stone. Brilliant Earth lists it at $1,397. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778657770
Dimensions7.44 × 7.39 × 4.51 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
7.44 mm7.39 mm1.54 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778657770
Side View
Table 62.0%Crown 34.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $1,397 SGD|Low: $260 SGD|High: $1,960 SGD|Avg: $827 SGD|-28.8%
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
Retailer 17
Retailer 18
November 2, 2026
Retailer 6$265 SGD
Retailer 18$296 SGD
Retailer 17$307 SGD
Retailer 14$329 SGD
Retailer 8$331 SGD
Retailer 12$568 SGD
Retailer 3$569 SGD
Retailer 9$592 SGD
Retailer 16$755 SGD
Retailer 11$766 SGD
Retailer 2$872 SGD
Retailer 7$980 SGD
Retailer 15$1,057 SGD
Retailer 10$1,071 SGD
Retailer 5$1,125 SGD
Retailer 13$1,317 SGD
Retailer 4$1,330 SGD
Brilliant Earth$1,397 SGD

34 data points across 18 retailers

21 retailers$265 SGD to $1,397 SGD

A
Cheapest Retailer
-
$265 SGD
Retailer 2
-
$270 SGD
View
Price last confirmed 47 days ago
A
Retailer 3
-
$296 SGD
View
Final sale: no returns
A
Retailer 4
-
$307 SGD
View
Retailer 5
-
$328 SGD
View
Price last confirmed 46 days ago
A
Retailer 6
-
$329 SGD
View
Retailer 7
-
$331 SGD
View
Price last confirmed 10 days ago
A
Retailer 8
-
$568 SGD
View
B+
Retailer 9
-
$569 SGD
View
A
Retailer 10
-
$592 SGD
View
A
Retailer 11
-
$755 SGD
View
A
Retailer 12
-
$766 SGD
View
B+
Retailer 13
-
$872 SGD
View
B+
Retailer 14
-
$980 SGD
View
B+
Retailer 15
-
$1,057 SGD
View
Retailer 16
-
$1,070 SGD
View
Price last confirmed 44 days ago
B+
Retailer 17
-
$1,071 SGD
View
B+
Retailer 18
-
$1,125 SGD
View
B+
Retailer 19
-
$1,317 SGD
View
B+
Retailer 20
-
$1,330 SGD
View
Most Expensive
B+
Brilliant Earth
21501128A · Nov 3
$1,397 SGD
$1,090 USD
View
20 more retailers have this diamond
Prices start from $265 SGDSave up to $1,131 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
$265 SGD