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Round|Lab Grown|IGI

1.55ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG781609326

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781609326

Diamond specifications and retailer prices

From $370 CAD
$265 USD
As of October 30, 2026
Save $1,462 CAD (80%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,431 CAD at Brilliant Earth · As of October 16, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781609326 or 781609326. Listed at 25 retailers as of October 30, 2026, with a 395% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781609326
Dimensions7.38 × 7.40 × 4.62 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.38 mm7.40 mm1.55 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781609326
Side View
Table 55.0%Crown 34.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

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: $2,431 CAD|Low: $317 CAD|High: $2,431 CAD|Avg: $895 CAD
Brilliant Earth
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
October 30, 2026
Retailer 4$331 CAD
Retailer 7$411 CAD
Retailer 15$411 CAD
Retailer 5$552 CAD
Retailer 2$618 CAD
Retailer 11$705 CAD
Retailer 10$751 CAD
Retailer 8$774 CAD
Retailer 14$815 CAD
Retailer 12$956 CAD
Retailer 3$1,083 CAD
Retailer 6$1,482 CAD
Retailer 13$1,597 CAD
Retailer 9$1,653 CAD
Brilliant Earth$2,431 CAD

36 data points across 15 retailers

25 retailers$370 CAD to $1,832 CAD

Retailer 1
-
$331 CAD
$237 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$370 CAD
$265 USD
View
Final sale: no returns
Retailer 3
-
$384 CAD
$275 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$411 CAD
$294 USD
View
A
Retailer 5
-
$411 CAD
$294 USD
View
Retailer 6
-
$411 CAD
$294 USD
View
Price last confirmed 28 days ago
B+
Retailer 7
-
$552 CAD
$395 USD
View
A
Retailer 8
-
$618 CAD
£349 GBP
View
A
Retailer 9
-
$690 CAD
$494 USD
View
A
Retailer 10
-
$705 CAD
ZAR 8,152 ZAR
View
A
Retailer 11
-
$751 CAD
€512 EUR
View
A
Retailer 12
-
$764 CAD
$547 USD
View
B+
Retailer 13
-
$774 CAD
£436 GBP
View
B+
Retailer 14
-
$815 CAD
A$898 AUD
View
B+
Retailer 15
-
$956 CAD
A$1,053 AUD
View
B+
Retailer 16
-
$1,083 CAD
$775 USD
View
Retailer 17
-
$1,319 CAD
$944 USD
View
Price last confirmed 23 days ago
B
Retailer 18
-
$1,324 CAD
SGD 1,281 SGD
View
B
Retailer 19
-
$1,392 CAD
$996 USD
View
B
Retailer 20
-
$1,482 CAD
$1,061 USD
View
B
Retailer 21
-
$1,597 CAD
£900 GBP
View
B
Retailer 22
-
$1,653 CAD
£932 GBP
View
B
Retailer 23
-
$1,671 CAD
$1,196 USD
View
B
Retailer 24
-
$1,832 CAD
$1,311 USD
View
Most Expensive
Brilliant Earth
18439237A · Oct 16
$2,431 CAD
$1,740 USD
View
Price last confirmed 14 days ago
24 more retailers have this diamond
Prices start from $370 CADSave up to $1,462 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
$370 CAD