Radiant|Lab Grown|IGI

1.71ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG729539527

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

Certificate IGI LG729539527

Diamond specifications and retailer prices

From $280 USD
As of October 30, 2026
Save $2,890 USD (91%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,170 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.71ct lab-grown radiant diamond

This 1.71ct 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 top-tier cut grade and certified by IGI LG729539527 or 729539527. Listed at 15 retailers as of October 29, 2026, with prices from $280 to $3,170, a $2,890 spread on the same certified stone. Brilliant Earth lists it at $3,170. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729539527
Dimensions8.15 × 6.01 × 4.16 mm
L/W Ratio1.36
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
8.15 mm6.01 mm1.71 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729539527
Side View
Table 68.0%Crown 41.4°Girdle: MediumPavilion 39.3°Culet: NoneDepth 69.2%

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 30
Current: $3,170 USD|Low: $269 USD|High: $3,210 USD|Avg: $1,073 USD|+10.1%
Brilliant Earth
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
October 30, 2026
Retailer 14$280 USD
Retailer 16$325 USD
Retailer 3$431 USD
Retailer 6$463 USD
Retailer 11$465 USD
Retailer 12$597 USD
Retailer 5$619 USD
Retailer 10$894 USD
Retailer 13$1,068 USD
Retailer 7$1,159 USD
Retailer 15$1,233 USD
Retailer 2$1,359 USD
Retailer 9$1,546 USD
Retailer 8$1,610 USD
Retailer 4$2,490 USD
Brilliant Earth$3,170 USD

31 data points across 16 retailers

15 retailers$280 USD to $3,170 USD

A
Cheapest Retailer
-
$280 USD
A
Retailer 2
-
$325 USD
View
A
Retailer 3
-
$431 USD
View
B+
Retailer 4
-
$463 USD
View
A
Retailer 5
-
$465 USD
View
Retailer 6
-
$597 USD
€569 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
$619 USD
View
B+
Retailer 8
-
$894 USD
A$1,376 AUD
View
B+
Retailer 9
-
$1,068 USD
View
B+
Retailer 10
-
$1,233 USD
View
B+
Retailer 11
-
$1,359 USD
A$2,090 AUD
View
B+
Retailer 12
-
$1,546 USD
£1,217 GBP
View
Retailer 13
-
$1,610 USD
View
Price last confirmed 52 days ago
B
Retailer 14
-
$2,490 USD
View
Most Expensive
B
Brilliant Earth
21669048A · Oct 29
$3,170 USD
View
14 more retailers have this diamond
Prices start from $280 USDSave up to $2,890 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
1.71ct Radiant
$280 USD