Radiant|Lab Grown|IGI

1.55ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG685580791

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

Certificate IGI LG685580791

Diamond specifications and retailer prices

From $216 USD
As of October 27, 2026
Save $1,864 USD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,080 USD at Do Amore Diamonds · As of October 29, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG685580791 or 685580791. Listed at 22 retailers as of October 27, 2026, with prices from $216 to $2,080, a $1,864 spread on the same certified stone. Do Amore Diamonds lists it at $2,080. 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
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685580791
Dimensions5.79 × 5.79 × 4.00 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.79 mm5.79 mm1.55 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685580791
Side View
Table 67.0%Crown 44.1°Girdle: MediumPavilion 37.2°Culet: NoneDepth 69.1%

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 27
Current: $2,080 USD|Low: $173 USD|High: $2,100 USD|Avg: $895 USD|-1.0%
Do Amore Diamonds
Retailer 2
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Retailer 21
October 29, 2026
Retailer 19$216 USD
Retailer 9$241 USD
Retailer 7$251 USD
Retailer 5$268 USD
Retailer 21$268 USD
Retailer 3$361 USD
Retailer 8$413 USD
Retailer 17$508 USD
Retailer 2$560 USD
Retailer 6$599 USD
Retailer 18$690 USD
Retailer 20$865 USD
Retailer 16$944 USD
Retailer 4$951 USD
Retailer 12$1,030 USD
Retailer 14$1,101 USD
Retailer 10$1,122 USD
Retailer 15$1,193 USD
Retailer 11$1,220 USD
Retailer 13$2,015 USD
Do Amore Diamonds$2,080 USD

43 data points across 21 retailers

22 retailers$216 USD to $2,080 USD

A
Cheapest Retailer
-
$216 USD
A
Retailer 2
-
$241 USD
View
Final sale: no returns
A
Retailer 3
-
$251 USD
View
A
Retailer 4
-
$268 USD
View
A
Retailer 5
-
$268 USD
View
B+
Retailer 6
-
$361 USD
View
A
Retailer 7
-
$413 USD
View
A
Retailer 8
-
$508 USD
ZAR 8,212 ZAR
View
A
Retailer 9
-
$560 USD
£441 GBP
View
B+
Retailer 10
-
$599 USD
View
B+
Retailer 11
-
$690 USD
A$1,061 AUD
View
B
Retailer 12
-
$823 USD
£648 GBP
View
B+
Retailer 13
-
$865 USD
View
B+
Retailer 14
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$944 USD
A$1,452 AUD
View
B+
Retailer 15
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$951 USD
View
B
Retailer 16
-
$1,030 USD
View
Price last confirmed 10 days ago
B
Retailer 17
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$1,101 USD
View
B
Retailer 18
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$1,122 USD
View
B
Retailer 19
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$1,193 USD
£939 GBP
View
B
Retailer 20
-
$1,220 USD
View
B
Retailer 21
-
$2,015 USD
View
Most Expensive
B
Do Amore Diamonds
27-D9573EBC4 · Oct 29
$2,080 USD
View
21 more retailers have this diamond
Prices start from $216 USDSave up to $1,864 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
$216 USD