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Radiant|Lab Grown|IGI

1.56ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG646478161

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

Certificate IGI LG646478161

Diamond specifications and retailer prices

From $276 SGD
$216 USD
As of October 30, 2026
Save $1,317 SGD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,593 SGD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.56ct lab-grown radiant diamond

This 1.56ct 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 LG646478161 or 646478161. Listed at 21 retailers as of October 30, 2026, with prices from $276 to $1,593, a $1,317 spread on the same certified stone. Reve Diamonds lists it at $1,593. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646478161
Dimensions8.44 × 5.64 × 3.79 mm
L/W Ratio1.50
Culet sizePointed
Top View
8.44 mm5.64 mm1.56 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG646478161
Side View
Table 65.0%Crown 41.8°Girdle: MediumPavilion 34.9°Culet: NoneDepth 67.2%

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 30
Current: $592 SGD|Low: $276 SGD|High: $1,612 SGD|Avg: $745 SGD|+0.5%
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
Retailer 18
Reve Diamonds
October 31, 2026
Retailer 18$276 SGD
Retailer 8$309 SGD
Retailer 14$321 SGD
Retailer 3$343 SGD
Retailer 4$343 SGD
Retailer 17$384 SGD
Retailer 10$587 SGD
Retailer 12$589 SGD
Retailer 1$592 SGD
Retailer 11$636 SGD
Retailer 7$697 SGD
Retailer 5$767 SGD
Retailer 13$801 SGD
Retailer 2$1,103 SGD
Retailer 15$1,107 SGD
Retailer 9$1,171 SGD
Retailer 16$1,382 SGD
Retailer 6$1,396 SGD
Reve Diamonds$1,593 SGD

40 data points across 19 retailers

21 retailers$276 SGD to $1,593 SGD

A
Cheapest Retailer
-
$276 SGD
$216 USD
A
Retailer 2
-
$309 SGD
$242 USD
View
Final sale: no returns
A
Retailer 3
-
$321 SGD
$251 USD
View
A
Retailer 4
-
$343 SGD
$268 USD
View
A
Retailer 5
-
$343 SGD
$268 USD
View
Retailer 6
-
$384 SGD
£236 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
$587 SGD
$459 USD
View
A
Retailer 8
-
$589 SGD
ZAR 7,448 ZAR
View
A
Retailer 9
-
$592 SGD
€441 EUR
View
A
Retailer 10
-
$636 SGD
£392 GBP
View
A
Retailer 11
-
$697 SGD
$545 USD
View
A
Retailer 12
-
$767 SGD
$600 USD
View
A
Retailer 13
-
$801 SGD
A$964 AUD
View
B+
Retailer 14
-
$1,103 SGD
$863 USD
View
B
Retailer 15
-
$1,107 SGD
$866 USD
View
B+
Retailer 16
-
$1,171 SGD
$916 USD
View
B
Retailer 17
-
$1,277 SGD
£787 GBP
View
B
Retailer 18
-
$1,382 SGD
£851 GBP
View
Retailer 19
-
$1,394 SGD
$1,091 USD
View
Price last confirmed 55 days ago
B
Retailer 20
-
$1,396 SGD
$1,092 USD
View
Most Expensive
B
Reve Diamonds
4BCEF85D8 · Oct 30
$1,593 SGD
$1,246 USD
View
20 more retailers have this diamond
Prices start from $276 SGDSave up to $1,317 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
1.56ct Radiant
$276 SGD