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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 $497 NZD
$280 USD
As of October 30, 2026
Save $5,181 NZD (91%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,678 NZD at Brilliant Earth · As of October 31, 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 30, 2026, with prices from $497 to $5,678, a $5,181 spread on the same certified stone. Brilliant Earth lists it at $5,678. 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
Colour
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: $5,678 NZD|Low: $477 NZD|High: $5,696 NZD|Avg: $1,909 NZD|+11.1%
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
November 1, 2026
Retailer 14$497 NZD
Retailer 16$577 NZD
Retailer 3$765 NZD
Retailer 6$822 NZD
Retailer 12$825 NZD
Retailer 9$1,062 NZD
Retailer 5$1,098 NZD
Retailer 11$1,587 NZD
Retailer 13$1,895 NZD
Retailer 7$2,056 NZD
Retailer 15$2,188 NZD
Retailer 10$2,410 NZD
Retailer 2$2,729 NZD
Retailer 8$2,856 NZD
Retailer 4$4,418 NZD
Brilliant Earth$5,678 NZD

33 data points across 16 retailers

15 retailers$497 NZD to $5,678 NZD

A
Cheapest Retailer
-
$497 NZD
$280 USD
A
Retailer 2
-
$577 NZD
$325 USD
View
A
Retailer 3
-
$765 NZD
$431 USD
View
B+
Retailer 4
-
$822 NZD
$463 USD
View
A
Retailer 5
-
$825 NZD
$465 USD
View
A
Retailer 6
-
$1,062 NZD
€570 EUR
View
A
Retailer 7
-
$1,098 NZD
$619 USD
View
B+
Retailer 8
-
$1,587 NZD
A$1,376 AUD
View
Retailer 9
-
$1,895 NZD
$1,068 USD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$2,188 NZD
$1,233 USD
View
B+
Retailer 11
-
$2,410 NZD
A$2,090 AUD
View
B+
Retailer 12
-
$2,729 NZD
£1,211 GBP
View
Retailer 13
-
$2,856 NZD
$1,610 USD
View
Price last confirmed 54 days ago
B
Retailer 14
-
$4,418 NZD
$2,490 USD
View
Most Expensive
B
Brilliant Earth
21669048A · Oct 31
$5,678 NZD
$3,200 USD
View
14 more retailers have this diamond
Prices start from $497 NZDSave up to $5,181 NZD

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
$497 NZD