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Round|Lab Grown|IGI

1.55ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG769619506

Shape and cutting style on the report: Round brilliant

Certificate IGI LG769619506

Diamond specifications and retailer prices

From $218 USD
As of November 1, 2026
Save $1,122 USD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,340 USD at Brilliant Earth · As of October 31, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG769619506 or 769619506. Listed at 21 retailers as of October 31, 2026, with prices from $218 to $1,340, a $1,122 spread on the same certified stone. Brilliant Earth lists it at $1,340. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769619506
Dimensions7.45 × 7.42 × 4.54 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
7.45 mm7.42 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769619506
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.0%

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: Nov 1
Current: $1,340 USD|Low: $209 USD|High: $1,410 USD|Avg: $635 USD|-5.0%
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
November 3, 2026
Retailer 15$218 USD
Retailer 5$270 USD
Retailer 3$365 USD
Retailer 10$428 USD
Retailer 11$466 USD
Retailer 12$492 USD
Retailer 2$500 USD
Retailer 4$558 USD
Retailer 7$600 USD
Retailer 9$631 USD
Retailer 14$870 USD
Retailer 13$944 USD
Retailer 8$1,081 USD
Retailer 6$1,098 USD
Brilliant Earth$1,340 USD

42 data points across 15 retailers

21 retailers$218 USD to $1,340 USD

A
Cheapest Retailer
-
$218 USD
A
Retailer 2
-
$252 USD
View
A
Retailer 3
-
$270 USD
View
Retailer 4
-
$270 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$365 USD
View
A
Retailer 6
-
$428 USD
£337 GBP
View
A
Retailer 7
-
$466 USD
ZAR 7,525 ZAR
View
A
Retailer 8
-
$474 USD
View
A
Retailer 9
-
$492 USD
€469 EUR
View
A
Retailer 10
-
$500 USD
£393 GBP
View
B+
Retailer 11
-
$558 USD
A$858 AUD
View
B+
Retailer 12
-
$600 USD
View
B+
Retailer 13
-
$631 USD
A$970 AUD
View
B+
Retailer 14
-
$867 USD
View
B+
Retailer 15
-
$870 USD
View
B+
Retailer 16
-
$878 USD
SGD 1,186 SGD
View
B
Retailer 17
-
$920 USD
View
B+
Retailer 18
-
$944 USD
A$1,452 AUD
View
B
Retailer 19
-
$1,081 USD
£851 GBP
View
B
Retailer 20
-
$1,098 USD
View
Most Expensive
B
Brilliant Earth
20762375A · Oct 31
$1,340 USD
View
20 more retailers have this diamond
Prices start from $218 USDSave up to $1,122 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
$218 USD