Radiant|Lab Grown|IGI

1.55ct F VS1 Radiant Lab Grown Diamond

GD • F/VS1 • IGI LG685580793

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG685580793

Diamond specifications and retailer prices

From $210 USD
As of November 4, 2026
Save $1,800 USD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,010 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG685580793 or 685580793. Listed at 17 retailers as of November 4, 2026, with prices from $210 to $2,010, a $1,800 spread on the same certified stone. Do Amore Diamonds lists it at $2,010. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
F
Color
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685580793
Dimensions8.96 × 5.76 × 3.93 mm
L/W Ratio1.56
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.96 mm5.76 mm1.55 ctF / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685580793
Side View
Table 62.0%Crown 33.5°Girdle: MediumPavilion 37.6°Culet: NoneDepth 48.6%

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 4
Current: $2,010 USD|Low: $199 USD|High: $2,010 USD|Avg: $683 USD
Do Amore Diamonds
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
November 4, 2026
Retailer 13$210 USD
Retailer 6$234 USD
Retailer 5$243 USD
Retailer 3$260 USD
Retailer 14$260 USD
Retailer 15$350 USD
Retailer 2$536 USD
Retailer 4$592 USD
Retailer 9$670 USD
Retailer 12$900 USD
Retailer 16$923 USD
Retailer 8$990 USD
Retailer 7$1,094 USD
Retailer 11$1,140 USD
Retailer 10$1,150 USD
Do Amore Diamonds$2,010 USD

44 data points across 16 retailers

17 retailers$210 USD to $2,010 USD

A
Cheapest Retailer
-
$210 USD
B+
Retailer 2
-
$234 USD
View
Final sale: no returns
B+
Retailer 3
-
$243 USD
View
Retailer 4
-
$260 USD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$260 USD
View
B
Retailer 6
-
$350 USD
View
B+
Retailer 7
-
$536 USD
View
B+
Retailer 8
-
$592 USD
View
B+
Retailer 9
-
$670 USD
View
B
Retailer 10
-
$789 USD
View
B
Retailer 11
-
$900 USD
View
B
Retailer 12
-
$923 USD
View
Retailer 13
-
$990 USD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$1,094 USD
View
B
Retailer 15
-
$1,140 USD
View
B
Retailer 16
-
$1,150 USD
View
Most Expensive
C
Do Amore Diamonds
27-811934359 · Nov 4
$2,010 USD
View
16 more retailers have this diamond
Prices start from $210 USDSave up to $1,800 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 Radiant
$210 USD