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Radiant|Lab Grown|IGI

1.51ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG818620902

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG818620902

Diamond specifications and retailer prices

From $389 SGD
$304 USD
As of October 30, 2026
Save $3,063 SGD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,452 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818620902 or 818620902. Listed at 25 retailers as of October 30, 2026, with prices from $389 to $3,452, a $3,063 spread on the same certified stone. Do Amore Diamonds lists it at $3,452. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle51.2°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818620902
Dimensions8.20 × 5.40 × 3.79 mm
L/W Ratio1.52
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.20 mm5.40 mm1.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818620902
Side View
Table 67.0%Crown 51.2°Girdle: MED-STKPavilion 34.2°Culet: NoneDepth 70.2%

Caratlytics Score

How it works →
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 30
Current: $3,452 SGD|Low: $321 SGD|High: $3,452 SGD|Avg: $1,143 SGD|+21.1%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
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Retailer 17
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Retailer 21
Retailer 22
November 1, 2026
Retailer 3$389 SGD
Retailer 10$435 SGD
Retailer 8$451 SGD
Retailer 20$482 SGD
Retailer 21$482 SGD
Retailer 5$538 SGD
Retailer 13$592 SGD
Retailer 6$643 SGD
Retailer 7$684 SGD
Retailer 4$909 SGD
Retailer 18$915 SGD
Retailer 16$954 SGD
Retailer 17$1,241 SGD
Retailer 19$1,353 SGD
Retailer 22$1,482 SGD
Retailer 14$1,710 SGD
Retailer 15$1,731 SGD
Retailer 12$1,852 SGD
Retailer 9$1,916 SGD
Retailer 11$1,985 SGD
Retailer 2$2,133 SGD
Do Amore Diamonds$3,452 SGD

21 data points across 22 retailers

25 retailers$389 SGD to $3,452 SGD

A
Cheapest Retailer
-
$389 SGD
$304 USD
A
Retailer 2
-
$435 SGD
$340 USD
View
Final sale: no returns
A
Retailer 3
-
$451 SGD
$353 USD
View
A
Retailer 4
-
$482 SGD
$377 USD
View
Retailer 5
-
$482 SGD
$377 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$538 SGD
$421 USD
View
A
Retailer 7
-
$592 SGD
£365 GBP
View
A
Retailer 8
-
$643 SGD
$503 USD
View
B+
Retailer 9
-
$684 SGD
$535 USD
View
B+
Retailer 10
-
$909 SGD
$711 USD
View
B+
Retailer 11
-
$915 SGD
ZAR 11,557 ZAR
View
B+
Retailer 12
-
$954 SGD
£587 GBP
View
B
Retailer 13
-
$1,241 SGD
A$1,493 AUD
View
Retailer 14
-
$1,353 SGD
A$1,628 AUD
View
Price last confirmed 7 days ago
Retailer 15
-
$1,374 SGD
$1,075 USD
View
Price last confirmed 27 days ago
B
Retailer 16
-
$1,482 SGD
$1,159 USD
View
B
Retailer 17
-
$1,710 SGD
$1,338 USD
View
Retailer 18
-
$1,731 SGD
$1,354 USD
View
Price last confirmed 13 days ago
B
Retailer 19
-
$1,852 SGD
$1,449 USD
View
B
Retailer 20
-
$1,896 SGD
CA$2,059 CAD
View
B
Retailer 21
-
$1,916 SGD
$1,498 USD
View
B
Retailer 22
-
$1,985 SGD
View
B
Retailer 23
-
$2,026 SGD
$1,585 USD
View
B
Retailer 24
-
$2,133 SGD
£1,314 GBP
View
Most Expensive
B
Do Amore Diamonds
27-A0C269AFE · Oct 31
$3,452 SGD
$2,700 USD
View
24 more retailers have this diamond
Prices start from $389 SGDSave up to $3,063 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 Radiant
$389 SGD