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Round|Lab Grown|IGI

1.55ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG811672155

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811672155

Diamond specifications and retailer prices

From $244 USD
As of October 28, 2026
Save $1,206 USD (83%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,450 USD at Brilliant Earth · As of October 22, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811672155 or 811672155. Listed at 26 retailers as of October 22, 2026, with prices from $244 to $1,450, a $1,206 spread on the same certified stone. Brilliant Earth lists it at $1,450. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811672155
Dimensions7.42 × 7.36 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.42 mm7.36 mm1.55 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811672155
Side View
Table 57.0%Crown 34.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $1,450 USD|Low: $244 USD|High: $1,500 USD|Avg: $729 USD|-3.3%
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
Retailer 16
Retailer 17
October 29, 2026
Retailer 8$244 USD
Retailer 3$380 USD
Retailer 10$416 USD
Retailer 2$455 USD
Retailer 12$464 USD
Retailer 11$498 USD
Retailer 6$583 USD
Retailer 5$601 USD
Retailer 17$609 USD
Retailer 13$631 USD
Retailer 16$872 USD
Retailer 7$922 USD
Retailer 14$1,085 USD
Retailer 4$1,101 USD
Retailer 15$1,205 USD
Retailer 9$1,251 USD
Brilliant Earth$1,450 USD

34 data points across 17 retailers

26 retailers$244 USD to $1,450 USD

A
Retailer 1
-
$218 USD
Price last confirmed 18 days ago
A
Retailer 2
-
$235 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$244 USD
View
Final sale: no returns
A
Retailer 4
-
$270 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$270 USD
View
Price last confirmed 26 days ago
A
Retailer 6
-
$273 USD
View
Price last confirmed 37 days ago
A
Retailer 7
-
$288 USD
View
Price last confirmed 34 days ago
B+
Retailer 8
-
$380 USD
View
A
Retailer 9
-
$416 USD
£328 GBP
View
A
Retailer 10
-
$455 USD
€433 EUR
View
A
Retailer 11
-
$464 USD
ZAR 7,503 ZAR
View
A
Retailer 12
-
$498 USD
£392 GBP
View
B+
Retailer 13
-
$583 USD
View
B+
Retailer 14
-
$601 USD
View
B+
Retailer 15
-
$609 USD
View
B+
Retailer 16
-
$631 USD
A$971 AUD
View
B+
Retailer 17
-
$869 USD
View
Price last confirmed 21 days ago
B+
Retailer 18
-
$872 USD
View
B+
Retailer 19
-
$922 USD
View
B
Retailer 20
-
$937 USD
View
Price last confirmed 38 days ago
B+
Retailer 21
-
$986 USD
View
B+
Retailer 22
-
$1,085 USD
£854 GBP
View
B
Retailer 23
-
$1,101 USD
View
B
Retailer 24
-
$1,205 USD
View
Price last confirmed 11 days ago
B
Retailer 25
-
$1,251 USD
View
Most Expensive
B
Brilliant Earth
20537387A · Oct 22
$1,450 USD
View
25 more retailers have this diamond
Prices start from $244 USDSave up to $1,206 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
$244 USD