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Radiant|Lab Grown|IGI

1.55ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG770676075

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

Certificate IGI LG770676075

Diamond specifications and retailer prices

From $266 USD
As of October 30, 2026
Save $1,138 USD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,404 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.55ct lab-grown radiant diamond

This 1.55ct 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 LG770676075 or 770676075. Listed at 24 retailers as of October 30, 2026, with prices from $266 to $1,404, a $1,138 spread on the same certified stone. Reve Diamonds lists it at $1,404. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770676075
Dimensions5.72 × 5.72 × 3.74 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.72 mm5.72 mm1.55 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770676075
Side View
Table 62.0%Crown 43.1°Girdle: MediumPavilion 34.3°Culet: NoneDepth 65.4%

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: $520 USD|Low: $255 USD|High: $1,404 USD|Avg: $708 USD|-5.2%
Retailer 1
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Retailer 19
Reve Diamonds
October 31, 2026
Retailer 4$266 USD
Retailer 3$297 USD
Retailer 9$308 USD
Retailer 6$330 USD
Retailer 10$330 USD
Retailer 18$350 USD
Retailer 14$442 USD
Retailer 2$490 USD
Retailer 1$520 USD
Retailer 16$566 USD
Retailer 12$632 USD
Retailer 11$668 USD
Retailer 17$766 USD
Retailer 13$783 USD
Retailer 8$1,060 USD
Retailer 19$1,269 USD
Retailer 7$1,280 USD
Retailer 5$1,316 USD
Retailer 15$1,328 USD
Reve Diamonds$1,404 USD

39 data points across 20 retailers

24 retailers$266 USD to $1,404 USD

A
Cheapest Retailer
-
$266 USD
A
Retailer 2
-
$297 USD
View
Final sale: no returns
A
Retailer 3
-
$308 USD
View
A
Retailer 4
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$330 USD
View
A
Retailer 5
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$330 USD
View
Retailer 6
-
$350 USD
£276 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
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$442 USD
View
A
Retailer 8
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$490 USD
View
A
Retailer 9
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$520 USD
€495 EUR
View
A
Retailer 10
-
$566 USD
ZAR 9,150 ZAR
View
A
Retailer 11
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$632 USD
£497 GBP
View
A
Retailer 12
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$668 USD
View
B+
Retailer 13
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$689 USD
View
B+
Retailer 14
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$710 USD
View
B+
Retailer 15
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$766 USD
A$1,179 AUD
View
B+
Retailer 16
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$783 USD
View
B+
Retailer 17
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$1,017 USD
View
B+
Retailer 18
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$1,060 USD
View
B+
Retailer 19
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$1,111 USD
View
B
Retailer 20
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$1,269 USD
View
B
Retailer 21
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$1,280 USD
£1,008 GBP
View
Retailer 22
-
$1,316 USD
A$2,024 AUD
View
Price last confirmed 23 days ago
B+
Retailer 23
-
$1,328 USD
£1,046 GBP
View
Most Expensive
B
Reve Diamonds
F12F47815 · Oct 30
$1,404 USD
View
23 more retailers have this diamond
Prices start from $266 USDSave up to $1,138 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
1.55ct Radiant
$266 USD