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Round|Lab Grown|IGI

1.24ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG670465505

Shape and cutting style on the report: Round brilliant

Certificate IGI LG670465505

Diamond specifications and retailer prices

From $253 SGD
As of November 5, 2026
Save $1,264 SGD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,517 SGD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.24ct lab-grown round diamond

This 1.24ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG670465505 or 670465505. Listed at 22 retailers as of November 4, 2026, with prices from $253 to $1,517, a $1,264 spread on the same certified stone. Reve Diamonds lists it at $1,517. 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

1.24
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670465505
Dimensions6.89 × 6.87 × 4.28 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.89 mm6.87 mm1.24 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670465505
Side View
Table 58.0%Crown 35.2°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $567 SGD|Low: $252 SGD|High: $1,517 SGD|Avg: $663 SGD|+4.2%
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
Reve Diamonds
November 6, 2026
Retailer 7$253 SGD
Retailer 5$282 SGD
Retailer 16$294 SGD
Retailer 2$314 SGD
Retailer 3$314 SGD
Retailer 4$547 SGD
Retailer 1$567 SGD
Retailer 14$598 SGD
Retailer 10$616 SGD
Retailer 9$626 SGD
Retailer 17$628 SGD
Retailer 15$671 SGD
Retailer 11$843 SGD
Retailer 8$1,009 SGD
Retailer 13$1,013 SGD
Retailer 6$1,077 SGD
Retailer 12$1,463 SGD
Reve Diamonds$1,517 SGD

36 data points across 18 retailers

22 retailers$253 SGD to $1,517 SGD

A
Cheapest Retailer
-
$253 SGD
A
Retailer 2
-
$282 SGD
View
Final sale: no returns
A
Retailer 3
-
$294 SGD
View
A
Retailer 4
-
$314 SGD
View
Retailer 5
-
$314 SGD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$515 SGD
View
B+
Retailer 7
-
$547 SGD
View
B+
Retailer 8
-
$567 SGD
View
B+
Retailer 9
-
$598 SGD
View
B+
Retailer 10
-
$616 SGD
View
B+
Retailer 11
-
$626 SGD
View
B+
Retailer 12
-
$628 SGD
View
B+
Retailer 13
-
$671 SGD
View
B+
Retailer 14
-
$830 SGD
View
B
Retailer 15
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$843 SGD
View
B
Retailer 16
-
$858 SGD
View
Retailer 17
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$1,000 SGD
View
Price last confirmed 46 days ago
B
Retailer 18
-
$1,009 SGD
View
B
Retailer 19
-
$1,013 SGD
View
B
Retailer 20
-
$1,077 SGD
View
B
Retailer 21
-
$1,463 SGD
View
Most Expensive
B
Reve Diamonds
5520D022F · Nov 4
$1,517 SGD
$1,188 USD
View
21 more retailers have this diamond
Prices start from $253 SGDSave up to $1,264 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
1.24ct Round
$253 SGD