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Round|Lab Grown|IGI

1.55ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG766643378

Shape and cutting style on the report: Round brilliant

Certificate IGI LG766643378

Diamond specifications and retailer prices

From $379 CAD
$271 USD
As of October 29, 2026
Save $3,414 CAD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,793 CAD at Brilliant Earth · As of October 25, 2026
View at Brilliant Earth

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round 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 LG766643378 or 766643378. Listed at 25 retailers as of October 25, 2026, with prices from $379 to $3,793, a $3,414 spread on the same certified stone. Brilliant Earth lists it at $3,793. 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 angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766643378
Dimensions7.38 × 7.43 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm7.43 mm1.55 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766643378
Side View
Table 55.0%Crown 35.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.4%

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 29
Current: $3,793 CAD|Low: $374 CAD|High: $3,793 CAD|Avg: $1,074 CAD
Brilliant Earth
Retailer 2
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Retailer 25
October 30, 2026
Retailer 4$379 CAD
Retailer 9$425 CAD
Retailer 24$441 CAD
Retailer 16$470 CAD
Retailer 17$470 CAD
Retailer 20$633 CAD
Retailer 11$659 CAD
Retailer 23$693 CAD
Retailer 19$747 CAD
Retailer 22$809 CAD
Retailer 2$825 CAD
Retailer 13$899 CAD
Retailer 3$906 CAD
Retailer 8$945 CAD
Retailer 14$993 CAD
Retailer 21$1,095 CAD
Retailer 25$1,204 CAD
Retailer 12$1,467 CAD
Retailer 6$1,514 CAD
Retailer 10$1,585 CAD
Retailer 15$1,812 CAD
Retailer 7$1,897 CAD
Retailer 18$1,901 CAD
Retailer 5$1,989 CAD
Brilliant Earth$3,793 CAD

32 data points across 25 retailers

25 retailers$379 CAD to $3,793 CAD

A
Cheapest Retailer
-
$379 CAD
$271 USD
A
Retailer 2
-
$425 CAD
$304 USD
View
Final sale: no returns
A
Retailer 3
-
$441 CAD
$315 USD
View
A
Retailer 4
-
$470 CAD
$336 USD
View
A
Retailer 5
-
$470 CAD
$336 USD
View
B+
Retailer 6
-
$633 CAD
$452 USD
View
Retailer 7
-
$659 CAD
£371 GBP
View
Price last confirmed 13 days ago
A
Retailer 8
-
$693 CAD
$495 USD
View
A
Retailer 9
-
$747 CAD
€508 EUR
View
A
Retailer 10
-
$809 CAD
ZAR 9,340 ZAR
View
A
Retailer 11
-
$825 CAD
£464 GBP
View
B+
Retailer 12
-
$899 CAD
A$988 AUD
View
B+
Retailer 13
-
$906 CAD
$647 USD
View
B+
Retailer 14
-
$945 CAD
$675 USD
View
B+
Retailer 15
-
$993 CAD
$709 USD
View
B+
Retailer 16
-
$1,095 CAD
A$1,204 AUD
View
B+
Retailer 17
-
$1,204 CAD
$860 USD
View
B+
Retailer 18
-
$1,467 CAD
$1,048 USD
View
B
Retailer 19
-
$1,514 CAD
$1,082 USD
View
B
Retailer 20
-
$1,585 CAD
$1,132 USD
View
B
Retailer 21
-
$1,812 CAD
$1,295 USD
View
B+
Retailer 22
-
$1,897 CAD
£1,067 GBP
View
Retailer 23
-
$1,901 CAD
A$2,090 AUD
View
Price last confirmed 25 days ago
B
Retailer 24
-
$1,989 CAD
$1,421 USD
View
Most Expensive
B
Brilliant Earth
17733704A · Oct 25
$3,793 CAD
$2,710 USD
View
24 more retailers have this diamond
Prices start from $379 CADSave up to $3,414 CAD

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 Round
$379 CAD