Round|Lab Grown|IGI

1.55ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG794609198

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794609198

Diamond specifications and retailer prices

From $216 USD
As of November 1, 2026
Save $876 USD (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,092 USD at Brilliance · As of October 31, 2026
View at Brilliance

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 LG794609198 or 794609198. Listed at 22 retailers as of October 31, 2026, with prices from $216 to $1,092, a $876 spread on the same certified stone. Brilliance lists it at $1,092. 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 angle33.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794609198
Dimensions7.54 × 7.51 × 4.51 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
7.54 mm7.51 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794609198
Side View
Table 60.0%Crown 33.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.0%

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: Nov 1
Current: $1,092 USD|Low: $216 USD|High: $1,109 USD|Avg: $632 USD|-0.5%
Brilliance
Retailer 2
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Retailer 6
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Retailer 22
November 2, 2026
Retailer 8$216 USD
Retailer 3$242 USD
Retailer 22$251 USD
Retailer 18$268 USD
Retailer 12$270 USD
Retailer 2$426 USD
Retailer 4$459 USD
Retailer 16$463 USD
Retailer 20$473 USD
Retailer 13$496 USD
Retailer 14$558 USD
Retailer 21$599 USD
Retailer 10$630 USD
Retailer 9$710 USD
Retailer 6$819 USD
Retailer 19$863 USD
Retailer 5$872 USD
Retailer 7$915 USD
Retailer 11$951 USD
Retailer 15$990 USD
Retailer 17$1,076 USD
Brilliance$1,092 USD

23 data points across 22 retailers

22 retailers$216 USD to $1,092 USD

A
Cheapest Retailer
-
$216 USD
A
Retailer 2
-
$242 USD
View
Final sale: no returns
A
Retailer 3
-
$251 USD
View
A
Retailer 4
-
$268 USD
View
Retailer 5
-
$270 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$426 USD
£335 GBP
View
B+
Retailer 7
-
$459 USD
View
A
Retailer 8
-
$463 USD
ZAR 7,484 ZAR
View
A
Retailer 9
-
$473 USD
View
A
Retailer 10
-
$496 USD
£391 GBP
View
B+
Retailer 11
-
$558 USD
A$858 AUD
View
B+
Retailer 12
-
$599 USD
View
B+
Retailer 13
-
$630 USD
A$969 AUD
View
B+
Retailer 14
-
$710 USD
View
B+
Retailer 15
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$819 USD
View
B+
Retailer 16
-
$863 USD
View
B+
Retailer 17
-
$872 USD
SGD 1,179 SGD
View
B+
Retailer 18
-
$915 USD
View
Retailer 19
-
$951 USD
A$1,463 AUD
View
Price last confirmed 8 days ago
B
Retailer 20
-
$990 USD
View
B
Retailer 21
-
$1,076 USD
£847 GBP
View
Most Expensive
B
Brilliance
D41592748 · Oct 31
$1,092 USD
View
21 more retailers have this diamond
Prices start from $216 USDSave up to $876 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
$216 USD