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Round|Lab Grown|IGI

1.55ct E VS2 Round Lab Grown Diamond

ID • E/VS2 • IGI LG778647047

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778647047

Diamond specifications and retailer prices

From $236 USD
As of October 29, 2026
Save $1,074 USD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,310 USD at Brilliant Earth · As of October 26, 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 E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778647047 or 778647047. Listed at 21 retailers as of October 26, 2026, with prices from $236 to $1,310, a $1,074 spread on the same certified stone. Brilliant Earth lists it at $1,310. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778647047
Dimensions7.45 × 7.39 × 4.56 mm
L/W Ratio1.01
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
7.45 mm7.39 mm1.55 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778647047
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.4%

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 29
Current: $263 USD|Low: $224 USD|High: $1,307 USD|Avg: $640 USD|+1.2%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 8$236 USD
Retailer 1$263 USD
Retailer 16$273 USD
Retailer 2$292 USD
Retailer 3$292 USD
Retailer 13$466 USD
Retailer 4$493 USD
Retailer 18$545 USD
Retailer 15$547 USD
Retailer 14$550 USD
Retailer 17$577 USD
Retailer 6$767 USD
Retailer 9$939 USD
Retailer 7$991 USD
Retailer 11$1,001 USD
Retailer 10$1,107 USD
Retailer 12$1,177 USD
Retailer 5$1,307 USD

37 data points across 18 retailers

21 retailers$236 USD to $1,310 USD

A
Cheapest Retailer
-
$236 USD
A
Retailer 2
-
$263 USD
View
Final sale: no returns
A
Retailer 3
-
$273 USD
View
A
Retailer 4
-
$292 USD
View
A
Retailer 5
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$292 USD
View
A
Retailer 6
-
$466 USD
£367 GBP
View
A
Retailer 7
-
$478 USD
View
A
Retailer 8
-
$493 USD
View
A
Retailer 9
-
$545 USD
View
B+
Retailer 10
-
$547 USD
£431 GBP
View
B+
Retailer 11
-
$550 USD
€524 EUR
View
B+
Retailer 12
-
$577 USD
A$888 AUD
View
B
Retailer 13
-
$767 USD
View
B+
Retailer 14
-
$939 USD
View
B
Retailer 15
-
$991 USD
View
B
Retailer 16
-
$1,001 USD
A$1,540 AUD
View
B
Retailer 17
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$1,107 USD
View
B
Retailer 18
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$1,177 USD
£927 GBP
View
B
Retailer 19
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$1,178 USD
View
B
Retailer 20
-
$1,307 USD
View
Most Expensive
B
Brilliant Earth
20095090A · Oct 26
$1,310 USD
View
20 more retailers have this diamond
Prices start from $236 USDSave up to $1,074 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 Round
$236 USD