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Round|Lab Grown|IGI

1.51ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG743550584

Shape and cutting style on the report: Round brilliant

Certificate IGI LG743550584

Diamond specifications and retailer prices

From $432 SGD
$338 USD
As of October 29, 2026
Save $3,403 SGD (89%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $3,835 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743550584 or 743550584. Listed at 27 retailers as of October 29, 2026, with prices from $432 to $3,835, a $3,403 spread on the same certified stone. Do Amore Diamonds lists it at $3,835. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743550584
Dimensions7.38 × 7.33 × 4.54 mm
L/W Ratio1.01
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
7.38 mm7.33 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743550584
Side View
Table 57.0%Crown 35.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.8%

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 29
Current: $3,835 SGD|Low: $432 SGD|High: $4,372 SGD|Avg: $1,594 SGD
Do Amore Diamonds
Retailer 2
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October 30, 2026
Retailer 5$432 SGD
Retailer 4$501 SGD
Retailer 3$525 SGD
Retailer 9$536 SGD
Retailer 8$761 SGD
Retailer 22$769 SGD
Retailer 11$805 SGD
Retailer 12$837 SGD
Retailer 23$863 SGD
Retailer 20$958 SGD
Retailer 15$964 SGD
Retailer 21$1,016 SGD
Retailer 17$1,066 SGD
Retailer 18$1,372 SGD
Retailer 10$1,571 SGD
Retailer 7$1,901 SGD
Retailer 16$2,024 SGD
Retailer 14$2,081 SGD
Retailer 2$2,221 SGD
Retailer 19$2,323 SGD
Retailer 6$2,883 SGD
Retailer 13$2,902 SGD
Do Amore Diamonds$3,835 SGD

28 data points across 23 retailers

27 retailers$432 SGD to $3,835 SGD

A
Cheapest Retailer
-
$432 SGD
$338 USD
A
Retailer 2
-
$501 SGD
$392 USD
View
A
Retailer 3
-
$525 SGD
$411 USD
View
Final sale: no returns
A
Retailer 4
-
$536 SGD
$419 USD
View
Retailer 5
-
$761 SGD
£469 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
$769 SGD
HK$4,700 HKD
View
A
Retailer 7
-
$805 SGD
$630 USD
View
A
Retailer 8
-
$837 SGD
$655 USD
View
A
Retailer 9
-
$863 SGD
$675 USD
View
A
Retailer 10
-
$958 SGD
€714 EUR
View
A
Retailer 11
-
$964 SGD
$754 USD
View
A
Retailer 12
-
$1,016 SGD
ZAR 12,840 ZAR
View
A
Retailer 13
-
$1,066 SGD
£656 GBP
View
A
Retailer 14
-
$1,087 SGD
A$1,308 AUD
View
B+
Retailer 15
-
$1,359 SGD
$1,063 USD
View
B+
Retailer 16
-
$1,372 SGD
A$1,651 AUD
View
B+
Retailer 17
-
$1,571 SGD
$1,229 USD
View
B+
Retailer 18
-
$1,901 SGD
$1,487 USD
View
B+
Retailer 19
-
$2,024 SGD
$1,583 USD
View
B+
Retailer 20
-
$2,081 SGD
$1,628 USD
View
B+
Retailer 21
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$2,100 SGD
$1,643 USD
View
B+
Retailer 22
-
$2,221 SGD
A$2,673 AUD
View
B
Retailer 23
-
$2,245 SGD
View
B+
Retailer 24
-
$2,323 SGD
£1,431 GBP
View
B
Retailer 25
-
$2,883 SGD
$2,255 USD
View
B
Retailer 26
-
$2,902 SGD
$2,270 USD
View
Most Expensive
B
Do Amore Diamonds
27-DDA56D148 · Oct 29
$3,835 SGD
$3,000 USD
View
26 more retailers have this diamond
Prices start from $432 SGDSave up to $3,403 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
1.51ct Round
$432 SGD