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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG677564735

Shape and cutting style on the report: Round brilliant

Certificate IGI LG677564735

Diamond specifications and retailer prices

From $258 SGD
As of November 5, 2026
Save $1,276 SGD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,534 SGD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG677564735 or 677564735. Listed at 15 retailers as of November 5, 2026, with prices from $258 to $1,534, a $1,276 spread on the same certified stone. Reve Diamonds lists it at $1,534. 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

1.50
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677564735
Dimensions7.37 × 7.32 × 4.42 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
7.37 mm7.32 mm1.50 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677564735
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $581 SGD|Low: $258 SGD|High: $1,534 SGD|Avg: $693 SGD|-8.3%
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
Reve Diamonds
November 6, 2026
Retailer 5$258 SGD
Retailer 2$287 SGD
Retailer 3$300 SGD
Retailer 14$321 SGD
Retailer 6$361 SGD
Retailer 12$540 SGD
Retailer 10$556 SGD
Retailer 1$581 SGD
Retailer 9$743 SGD
Retailer 8$932 SGD
Retailer 13$1,031 SGD
Retailer 11$1,035 SGD
Retailer 4$1,098 SGD
Retailer 7$1,494 SGD
Reve Diamonds$1,534 SGD

44 data points across 15 retailers

15 retailers$258 SGD to $1,534 SGD

A
Cheapest Retailer
-
$258 SGD
A
Retailer 2
-
$287 SGD
View
Final sale: no returns
A
Retailer 3
-
$300 SGD
View
A
Retailer 4
-
$321 SGD
View
Retailer 5
-
$361 SGD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$540 SGD
View
B+
Retailer 7
-
$556 SGD
View
A
Retailer 8
-
$581 SGD
View
B+
Retailer 9
-
$743 SGD
View
B+
Retailer 10
-
$932 SGD
View
B
Retailer 11
-
$1,031 SGD
View
B+
Retailer 12
-
$1,035 SGD
View
B
Retailer 13
-
$1,098 SGD
View
B
Retailer 14
-
$1,494 SGD
View
Most Expensive
B
Reve Diamonds
C6DDC8026 · Nov 6
$1,534 SGD
$1,201 USD
View
14 more retailers have this diamond
Prices start from $258 SGDSave up to $1,276 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
1.50ct Round
$258 SGD