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Radiant|Lab Grown|IGI

1.56ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG628488183

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

Certificate IGI LG628488183

Diamond specifications and retailer prices

From $223 USD
As of October 27, 2026
Save $1,917 USD (90%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $2,140 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 LG628488183 or 628488183. Listed at 30 retailers as of October 27, 2026, with prices from $223 to $2,140, a $1,917 spread on the same certified stone. Do Amore Diamonds lists it at $2,140. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628488183
Dimensions5.81 × 5.81 × 3.83 mm
L/W Ratio1.00
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
5.81 mm5.81 mm1.56 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628488183
Side View
Table 63.0%Crown 42.1°Girdle: MediumPavilion 33.8°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $2,140 USD|Low: $223 USD|High: $2,140 USD|Avg: $867 USD
Do Amore Diamonds
Retailer 2
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Retailer 20
October 29, 2026
Retailer 3$223 USD
Retailer 19$260 USD
Retailer 10$422 USD
Retailer 6$426 USD
Retailer 4$432 USD
Retailer 18$508 USD
Retailer 14$525 USD
Retailer 9$532 USD
Retailer 2$579 USD
Retailer 8$673 USD
Retailer 20$894 USD
Retailer 13$1,015 USD
Retailer 16$1,070 USD
Retailer 7$1,127 USD
Retailer 11$1,154 USD
Retailer 15$1,227 USD
Retailer 12$1,239 USD
Retailer 5$1,268 USD
Retailer 17$1,690 USD
Do Amore Diamonds$2,140 USD

42 data points across 20 retailers

30 retailers$223 USD to $2,140 USD

A
Cheapest Retailer
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$223 USD
Retailer 2
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$223 USD
View
Price last confirmed 22 days ago
Retailer 3
-
$238 USD
View
Price last confirmed 31 days ago
A
Retailer 4
-
$260 USD
View
Final sale: no returns
Retailer 5
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$276 USD
View
Price last confirmed 33 days ago
Retailer 6
-
$277 USD
View
Price last confirmed 27 days ago
Retailer 7
-
$292 USD
View
Price last confirmed 32 days ago
A
Retailer 8
-
$422 USD
HK$3,300 HKD
View
A
Retailer 9
-
$426 USD
View
B+
Retailer 10
-
$432 USD
View
Retailer 11
-
$508 USD
€484 EUR
View
Price last confirmed 7 days ago
A
Retailer 12
-
$525 USD
ZAR 8,486 ZAR
View
A
Retailer 13
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$532 USD
View
Retailer 14
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$566 USD
£446 GBP
View
Price last confirmed 15 days ago
A
Retailer 15
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$579 USD
£456 GBP
View
B+
Retailer 16
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$673 USD
View
B+
Retailer 17
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$894 USD
View
B
Retailer 18
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$963 USD
£758 GBP
View
B
Retailer 19
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$983 USD
View
Retailer 20
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$983 USD
View
Price last confirmed 20 days ago
B+
Retailer 21
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$1,015 USD
A$1,562 AUD
View
Retailer 22
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$1,048 USD
View
Price last confirmed 30 days ago
Retailer 23
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$1,070 USD
View
Price last confirmed 12 days ago
B
Retailer 24
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$1,127 USD
View
B
Retailer 25
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$1,154 USD
View
B
Retailer 26
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$1,227 USD
£966 GBP
View
B
Retailer 27
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$1,239 USD
SGD 1,674 SGD
View
B
Retailer 28
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$1,268 USD
View
B
Retailer 29
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$1,690 USD
View
Most Expensive
B
Do Amore Diamonds
27-1BD0A84AC · Oct 29
$2,140 USD
View
29 more retailers have this diamond
Prices start from $223 USDSave up to $1,917 USD

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
$223 USD