Radiant|Lab Grown|IGI

1.55ct E VVS1 Radiant Lab Grown Diamond

VG • E/VVS1 • IGI LG707543540

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

Certificate IGI LG707543540

Diamond specifications and retailer prices

From $229 USD
As of October 30, 2026
Save $1,991 USD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,220 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG707543540 or 707543540. Listed at 23 retailers as of October 30, 2026, with prices from $229 to $2,220, a $1,991 spread on the same certified stone. Brilliant Earth lists it at $2,220. 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
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707543540
Dimensions5.78 × 5.78 × 8.14 mm
L/W Ratio1.00
Culet sizePointed
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
5.78 mm5.78 mm1.55 ctE / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707543540
Side View
Table 59.0%Crown 43.6°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 65.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,220 USD|Low: $218 USD|High: $2,660 USD|Avg: $787 USD|-16.5%
Brilliant Earth
Retailer 2
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Retailer 6
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Retailer 11
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Retailer 21
October 30, 2026
Retailer 3$229 USD
Retailer 13$256 USD
Retailer 19$266 USD
Retailer 7$284 USD
Retailer 10$284 USD
Retailer 8$482 USD
Retailer 15$488 USD
Retailer 18$532 USD
Retailer 2$535 USD
Retailer 5$538 USD
Retailer 21$642 USD
Retailer 16$664 USD
Retailer 6$783 USD
Retailer 4$913 USD
Retailer 11$966 USD
Retailer 14$1,073 USD
Retailer 17$1,140 USD
Retailer 12$1,173 USD
Retailer 9$1,286 USD
Retailer 20$1,405 USD
Brilliant Earth$2,220 USD

36 data points across 21 retailers

23 retailers$229 USD to $2,220 USD

A
Cheapest Retailer
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$229 USD
A
Retailer 2
-
$256 USD
View
Final sale: no returns
A
Retailer 3
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$266 USD
View
A
Retailer 4
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$284 USD
View
A
Retailer 5
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$284 USD
View
A
Retailer 6
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$482 USD
View
A
Retailer 7
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$488 USD
ZAR 7,884 ZAR
View
Retailer 8
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$532 USD
€507 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
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$535 USD
£421 GBP
View
A
Retailer 10
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$538 USD
View
B+
Retailer 11
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$642 USD
View
A
Retailer 12
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$664 USD
A$1,021 AUD
View
B+
Retailer 13
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$783 USD
View
B
Retailer 14
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$908 USD
View
B+
Retailer 15
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$913 USD
View
B+
Retailer 16
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$966 USD
View
B
Retailer 17
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$1,073 USD
View
B
Retailer 18
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$1,140 USD
£898 GBP
View
B
Retailer 19
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$1,146 USD
View
Retailer 20
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$1,173 USD
A$1,804 AUD
View
Price last confirmed 22 days ago
B
Retailer 21
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$1,286 USD
View
Retailer 22
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$1,405 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
15466803A · Oct 30
$2,220 USD
View
22 more retailers have this diamond
Prices start from $229 USDSave up to $1,991 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
$229 USD