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Radiant|Lab Grown|IGI

1.56ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG660484622

Certificate IGI LG660484622

Diamond specifications and retailer prices

From $274 USD
Save $1,306 USD (83%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,580 USD at Rare Carat
View at Rare Carat

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG660484622 or 660484622. Listed at 26 retailers, with prices from $274 to $1,580 at Rare Carat, a $1,306 spread on the same certified stone. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660484622
Dimensions5.82 × 5.82 × 8.17 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
5.82 mm5.82 mm1.56 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660484622
Side View
Table 64.0%Crown 39.8°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $1,580 USD|Low: $217 USD|High: $1,580 USD|Avg: $884 USD|+0.1%
Rare Carat
Retailer 2
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Retailer 20
October 1, 2026
Retailer 2$321 USD
Retailer 13$394 USD
Retailer 12$397 USD
Retailer 20$548 USD
Retailer 18$576 USD
Retailer 15$589 USD
Retailer 4$603 USD
Retailer 14$650 USD
Retailer 5$720 USD
Retailer 17$788 USD
Retailer 11$952 USD
Retailer 10$1,141 USD
Retailer 3$1,146 USD
Retailer 6$1,234 USD
Retailer 19$1,330 USD
Retailer 16$1,375 USD
Retailer 9$1,428 USD
Retailer 8$1,428 USD
Retailer 7$1,457 USD
Rare Carat$1,580 USD

39 data points across 20 retailers

26 retailers$274 USD to $1,580 USD

A
Cheapest Retailer
-
$274 USD
A
Retailer 2
-
$317 USD
View
A
Retailer 3
-
$321 USD
View
A
Retailer 4
-
$335 USD
View
B+
Retailer 5
-
$394 USD
View
A
Retailer 6
-
$397 USD
HK$3,100 HKD
View
A
Retailer 7
-
$548 USD
€522 EUR
View
A
Retailer 8
-
$576 USD
ZAR 9,306 ZAR
View
A
Retailer 9
-
$578 USD
£455 GBP
View
Price last confirmed 21 days ago
A
Retailer 10
-
$591 USD
£465 GBP
View
A
Retailer 11
-
$603 USD
View
B+
Retailer 12
-
$650 USD
View
B+
Retailer 13
-
$720 USD
View
B+
Retailer 14
-
$788 USD
A$1,212 AUD
View
B+
Retailer 15
-
$952 USD
View
B
Retailer 16
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$1,091 USD
View
B
Retailer 17
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$1,115 USD
View
B
Retailer 18
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$1,141 USD
View
B
Retailer 19
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$1,146 USD
SGD 1,548 SGD
View
B
Retailer 20
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$1,234 USD
£972 GBP
View
Price last confirmed 22 days ago
B
Retailer 21
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$1,330 USD
A$2,046 AUD
View
B
Retailer 22
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$1,375 USD
£1,083 GBP
View
B
Retailer 23
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$1,428 USD
View
B
Retailer 24
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$1,428 USD
View
B
Retailer 25
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$1,487 USD
View
Most Expensive
B
Rare Carat
1147-99 · Sep 28
$1,580 USD
View
25 more retailers have this diamond
Prices start from $274 USDSave up to $1,306 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.

A
1.56ct Radiant
$274 USD