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Radiant|Lab Grown|IGI

1.09ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG751511618

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

Certificate IGI LG751511618

Diamond specifications and retailer prices

From $170 USD
As of October 27, 2026
Save $928 USD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,098 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG751511618 or 751511618. Listed at 18 retailers as of October 27, 2026, with prices from $170 to $1,098, a $928 spread on the same certified stone. Reve Diamonds lists it at $1,098. 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

1.09
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751511618
Dimensions7.49 × 5.01 × 3.41 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.49 mm5.01 mm1.09 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751511618
Side View
Table 65.0%Crown 44.6°Girdle: MediumPavilion 35.5°Culet: NoneDepth 68.1%

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: $266 USD|Low: $169 USD|High: $1,098 USD|Avg: $464 USD|+0.6%
Retailer 1
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Retailer 17
Reve Diamonds
October 29, 2026
Retailer 12$170 USD
Retailer 8$190 USD
Retailer 2$197 USD
Retailer 14$211 USD
Retailer 16$211 USD
Retailer 1$266 USD
Retailer 6$361 USD
Retailer 11$362 USD
Retailer 10$374 USD
Retailer 9$377 USD
Retailer 3$400 USD
Retailer 13$514 USD
Retailer 5$530 USD
Retailer 15$678 USD
Retailer 4$716 USD
Retailer 7$733 USD
Retailer 17$988 USD
Reve Diamonds$1,098 USD

37 data points across 18 retailers

18 retailers$170 USD to $1,098 USD

A
Cheapest Retailer
-
$170 USD
A
Retailer 2
-
$190 USD
View
Final sale: no returns
A
Retailer 3
-
$197 USD
View
A
Retailer 4
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$211 USD
View
A
Retailer 5
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$211 USD
View
A
Retailer 6
-
$266 USD
£209 GBP
View
A
Retailer 7
-
$361 USD
View
A
Retailer 8
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$362 USD
ZAR 5,851 ZAR
View
A
Retailer 9
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$374 USD
£294 GBP
View
A
Retailer 10
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$377 USD
View
A
Retailer 11
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$400 USD
€381 EUR
View
B+
Retailer 12
-
$514 USD
A$791 AUD
View
B+
Retailer 13
-
$530 USD
View
B
Retailer 14
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$678 USD
View
B
Retailer 15
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$716 USD
View
B
Retailer 16
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$733 USD
View
B
Retailer 17
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$988 USD
£778 GBP
View
Most Expensive
B
Reve Diamonds
E9F4EB2AE · Oct 28
$1,098 USD
View
17 more retailers have this diamond
Prices start from $170 USDSave up to $928 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
1.09ct Radiant
$170 USD